126715307564 has 12 divisors (see below), whose sum is σ = 225387063888. Its totient is φ = 62319003600.

The previous prime is 126715307519. The next prime is 126715307611. The reversal of 126715307564 is 465703517621.

It is a super-2 number, since 2×126715307564² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259662272 + ... + 259662759.

It is an arithmetic number, because the mean of its divisors is an integer number (18782255324).

Almost surely, 2^126715307564 is an apocalyptic number.

It is an amenable number.

126715307564 is a deficient number, since it is larger than the sum of its proper divisors (98671756324).

126715307564 is a wasteful number, since it uses less digits than its factorization.

126715307564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519325096 (or 519325094 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 47.

It can be divided in two parts, 12671 and 5307564, that added together give a palindrome (5320235).

The spelling of 126715307564 in words is "one hundred twenty-six billion, seven hundred fifteen million, three hundred seven thousand, five hundred sixty-four".