99604960506 has 24 divisors (see below), whose sum is σ = 215955354420. Its totient is φ = 33179406336.

The previous prime is 99604960489. The next prime is 99604960529. The reversal of 99604960506 is 60506940699.

It is a happy number.

99604960506 is a `hidden beast` number, since 9 + 96 + 0 + 49 + 6 + 0 + 506 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 77866112025 + 21738848481 = 279045^2 + 147441^2 .

It is a super-2 number, since 2×99604960506² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1826311 + ... + 1880058.

Almost surely, 2^99604960506 is an apocalyptic number.

99604960506 is an abundant number, since it is smaller than the sum of its proper divisors (116350393914).

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

99604960506 is a wasteful number, since it uses less digits than its factorization.

99604960506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707870 (or 3707867 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 54.

The spelling of 99604960506 in words is "ninety-nine billion, six hundred four million, nine hundred sixty thousand, five hundred six".