10398021624 has 96 divisors (see below), whose sum is σ = 30483810000. Its totient is φ = 3283561152.

The previous prime is 10398021619. The next prime is 10398021637. The reversal of 10398021624 is 42612089301.

10398021624 is a `hidden beast` number, since 1 + 0 + 3 + 9 + 8 + 0 + 21 + 624 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11302 + ... + 144650.

Almost surely, 2^10398021624 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 10398021624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15241905000).

10398021624 is an abundant number, since it is smaller than the sum of its proper divisors (20085788376).

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

10398021624 is a wasteful number, since it uses less digits than its factorization.

10398021624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133402 (or 133373 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 10398021624 in words is "ten billion, three hundred ninety-eight million, twenty-one thousand, six hundred twenty-four".