10513135530 has 64 divisors (see below), whose sum is σ = 28045180800. Its totient is φ = 2802487680.

The previous prime is 10513135517. The next prime is 10513135541. The reversal of 10513135530 is 3553131501.

10513135530 is a `hidden beast` number, since 10 + 513 + 135 + 5 + 3 + 0 = 666.

It is a super-2 number, since 2×10513135530² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 10513135494 and 10513135503.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1012465 + ... + 1022795.

It is an arithmetic number, because the mean of its divisors is an integer number (438205950).

Almost surely, 2^10513135530 is an apocalyptic number.

10513135530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10513135530 is an abundant number, since it is smaller than the sum of its proper divisors (17532045270).

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

10513135530 is a wasteful number, since it uses less digits than its factorization.

10513135530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14116 (or 14110 counting only the distinct ones).

The product of its (nonzero) digits is 3375, while the sum is 27.

The spelling of 10513135530 in words is "ten billion, five hundred thirteen million, one hundred thirty-five thousand, five hundred thirty".