534555863040 has 384 divisors, whose sum is σ = 1748929553280. Its totient is φ = 139337662464.

The previous prime is 534555863021. The next prime is 534555863041. The reversal of 534555863040 is 40368555435.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (534555863041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 646379107 + ... + 646379933.

It is an arithmetic number, because the mean of its divisors is an integer number (4554504045).

Almost surely, 2^534555863040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 534555863040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (874464776640).

534555863040 is an abundant number, since it is smaller than the sum of its proper divisors (1214373690240).

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

534555863040 is a wasteful number, since it uses less digits than its factorization.

534555863040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307 (or 1287 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 534555863040 in words is "five hundred thirty-four billion, five hundred fifty-five million, eight hundred sixty-three thousand, forty".