10513133658 has 24 divisors (see below), whose sum is σ = 22886419296. Its totient is φ = 3487768200.

The previous prime is 10513133651. The next prime is 10513133669. The reversal of 10513133658 is 85633131501.

10513133658 is a `hidden beast` number, since 1 + 0 + 513 + 133 + 6 + 5 + 8 = 666.

It is a super-2 number, since 2×10513133658² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10513133651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1380238 + ... + 1387833.

It is an arithmetic number, because the mean of its divisors is an integer number (953600804).

Almost surely, 2^10513133658 is an apocalyptic number.

10513133658 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

10513133658 is an abundant number, since it is smaller than the sum of its proper divisors (12373285638).

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

10513133658 is a wasteful number, since it uses less digits than its factorization.

10513133658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768290 (or 2768287 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 10513133658 in words is "ten billion, five hundred thirteen million, one hundred thirty-three thousand, six hundred fifty-eight".