12251295006538 has 16 divisors (see below), whose sum is σ = 21108830269824. Its totient is φ = 5223902438160.

The previous prime is 12251295006527. The next prime is 12251295006539. The reversal of 12251295006538 is 83560059215221.

12251295006538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12251295006491 and 12251295006500.

It is not an unprimeable number, because it can be changed into a prime (12251295006539) 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, 2221044198 + ... + 2221049713.

It is an arithmetic number, because the mean of its divisors is an integer number (1319301891864).

Almost surely, 2^{12251295006538} is an apocalyptic number.

12251295006538 is a deficient number, since it is larger than the sum of its proper divisors (8857535263286).

12251295006538 is a wasteful number, since it uses less digits than its factorization.

12251295006538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4442094117.

The product of its (nonzero) digits is 1296000, while the sum is 49.

The spelling of 12251295006538 in words is "twelve trillion, two hundred fifty-one billion, two hundred ninety-five million, six thousand, five hundred thirty-eight".