10515135552 has 112 divisors (see below), whose sum is σ = 28461248640. Its totient is φ = 3424964608.

The previous prime is 10515135517. The next prime is 10515135563. The reversal of 10515135552 is 25553151501.

It is a super-2 number, since 2×10515135552² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2674324 + ... + 2678252.

Almost surely, 2^10515135552 is an apocalyptic number.

10515135552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10515135552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14230624320).

10515135552 is an abundant number, since it is smaller than the sum of its proper divisors (17946113088).

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

10515135552 is a wasteful number, since it uses less digits than its factorization.

10515135552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4260 (or 4250 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 10515135552 in words is "ten billion, five hundred fifteen million, one hundred thirty-five thousand, five hundred fifty-two".