1298964531150 has 672 divisors, whose sum is σ = 4393578792960. Its totient is φ = 281265696000.

The previous prime is 1298964531127. The next prime is 1298964531157. The reversal of 1298964531150 is 511354698921.

1298964531150 is a `hidden beast` number, since 1 + 2 + 9 + 8 + 96 + 4 + 531 + 15 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1298964531157) by changing a digit.

It is a polite number, since it can be written in 335 ways as a sum of consecutive naturals, for example, 161578831 + ... + 161586869.

It is an arithmetic number, because the mean of its divisors is an integer number (6538063680).

Almost surely, 2^{1298964531150} is an apocalyptic number.

1298964531150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1298964531150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2196789396480).

1298964531150 is an abundant number, since it is smaller than the sum of its proper divisors (3094614261810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1298964531150 is a wasteful number, since it uses less digits than its factorization.

1298964531150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8124 (or 8104 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 54.

The spelling of 1298964531150 in words is "one trillion, two hundred ninety-eight billion, nine hundred sixty-four million, five hundred thirty-one thousand, one hundred fifty".