5861503998 has 96 divisors (see below), whose sum is σ = 14655154176. Its totient is φ = 1658539584.

The previous prime is 5861503981. The next prime is 5861504003. The reversal of 5861503998 is 8993051685.

It is a happy number.

5861503998 is a `hidden beast` number, since 586 + 1 + 50 + 3 + 9 + 9 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9656211 + ... + 9656817.

It is an arithmetic number, because the mean of its divisors is an integer number (152657856).

Almost surely, 2^5861503998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5861503998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7327577088).

5861503998 is an abundant number, since it is smaller than the sum of its proper divisors (8793650178).

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

5861503998 is a wasteful number, since it uses less digits than its factorization.

5861503998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238 (or 1235 counting only the distinct ones).

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

The square root of 5861503998 is about 76560.4597556728. The cubic root of 5861503998 is about 1803.0302864137.

The spelling of 5861503998 in words is "five billion, eight hundred sixty-one million, five hundred three thousand, nine hundred ninety-eight".