16598674660 has 12 divisors (see below), whose sum is σ = 34857216828. Its totient is φ = 6639469856.

The previous prime is 16598674657. The next prime is 16598674669. The reversal of 16598674660 is 6647689561.

It can be written as a sum of positive squares in 2 ways, for example, as 3817015524 + 12781659136 = 61782^2 + 113056^2 .

It is a super-2 number, since 2×16598674660² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16598674595 and 16598674604.

It is not an unprimeable number, because it can be changed into a prime (16598674669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414966847 + ... + 414966886.

It is an arithmetic number, because the mean of its divisors is an integer number (2904768069).

Almost surely, 2^16598674660 is an apocalyptic number.

16598674660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16598674660 is an abundant number, since it is smaller than the sum of its proper divisors (18258542168).

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

16598674660 is a wasteful number, since it uses less digits than its factorization.

16598674660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829933742 (or 829933740 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 16598674660 in words is "sixteen billion, five hundred ninety-eight million, six hundred seventy-four thousand, six hundred sixty".