10512137512 has 8 divisors (see below), whose sum is σ = 19710257850. Its totient is φ = 5256068752.

The previous prime is 10512137399. The next prime is 10512137513. The reversal of 10512137512 is 21573121501.

It can be written as a sum of positive squares in only one way, i.e., 8505635076 + 2006502436 = 92226^2 + 44794^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10512137512² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10512137513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657008587 + ... + 657008602.

Almost surely, 2^10512137512 is an apocalyptic number.

It is an amenable number.

10512137512 is a deficient number, since it is larger than the sum of its proper divisors (9198120338).

10512137512 is a wasteful number, since it uses less digits than its factorization.

10512137512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314017195 (or 1314017191 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The spelling of 10512137512 in words is "ten billion, five hundred twelve million, one hundred thirty-seven thousand, five hundred twelve".