12570765734 has 16 divisors (see below), whose sum is σ = 19351688400. Its totient is φ = 6122157984.

The previous prime is 12570765709. The next prime is 12570765797. The reversal of 12570765734 is 43756707521.

It is a happy number.

It is a super-2 number, since 2×12570765734² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475817 + ... + 501540.

It is an arithmetic number, because the mean of its divisors is an integer number (1209480525).

Almost surely, 2^12570765734 is an apocalyptic number.

12570765734 is a deficient number, since it is larger than the sum of its proper divisors (6780922666).

12570765734 is a wasteful number, since it uses less digits than its factorization.

12570765734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977527.

The product of its (nonzero) digits is 1234800, while the sum is 47.

The spelling of 12570765734 in words is "twelve billion, five hundred seventy million, seven hundred sixty-five thousand, seven hundred thirty-four".