10513612772 has 24 divisors (see below), whose sum is σ = 19845090552. Its totient is φ = 4844851200.

The previous prime is 10513612771. The next prime is 10513612801. The reversal of 10513612772 is 27721631501.

It can be written as a sum of positive squares in 4 ways, for example, as 4058454436 + 6455158336 = 63706^2 + 80344^2 .

It is a super-2 number, since 2×10513612772² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (10513612771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124379 + ... + 191042.

It is an arithmetic number, because the mean of its divisors is an integer number (826878773).

Almost surely, 2^10513612772 is an apocalyptic number.

It is an amenable number.

10513612772 is a deficient number, since it is larger than the sum of its proper divisors (9331477780).

10513612772 is a wasteful number, since it uses less digits than its factorization.

10513612772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316079 (or 316077 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 35.

The spelling of 10513612772 in words is "ten billion, five hundred thirteen million, six hundred twelve thousand, seven hundred seventy-two".