11626520725715 has 32 divisors (see below), whose sum is σ = 16002332814336. Its totient is φ = 7943780004480.

The previous prime is 11626520725711. The next prime is 11626520725727. The reversal of 11626520725715 is 51752702562611.

It is not a de Polignac number, because 11626520725715 - 2² = 11626520725711 is a prime.

It is a super-2 number, since 2×11626520725715² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11626520725711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 208284149 + ... + 208339961.

It is an arithmetic number, because the mean of its divisors is an integer number (500072900448).

Almost surely, 2^{11626520725715} is an apocalyptic number.

11626520725715 is a deficient number, since it is larger than the sum of its proper divisors (4375812088621).

11626520725715 is a wasteful number, since it uses less digits than its factorization.

11626520725715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77139.

The product of its (nonzero) digits is 1764000, while the sum is 50.

The spelling of 11626520725715 in words is "eleven trillion, six hundred twenty-six billion, five hundred twenty million, seven hundred twenty-five thousand, seven hundred fifteen".