12765137762625 has 32 divisors (see below), whose sum is σ = 22490670968064. Its totient is φ = 6407598560000.

The previous prime is 12765137762603. The next prime is 12765137762653. The reversal of 12765137762625 is 52626773156721.

It is not a de Polignac number, because 12765137762625 - 2²³ = 12765129374017 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1001180901 + ... + 1001193650.

It is an arithmetic number, because the mean of its divisors is an integer number (702833467752).

Almost surely, 2^{12765137762625} is an apocalyptic number.

12765137762625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12765137762625 is a deficient number, since it is larger than the sum of its proper divisors (9725533205439).

12765137762625 is a wasteful number, since it uses less digits than its factorization.

12765137762625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002374586 (or 2002374576 counting only the distinct ones).

The product of its digits is 44452800, while the sum is 60.

The spelling of 12765137762625 in words is "twelve trillion, seven hundred sixty-five billion, one hundred thirty-seven million, seven hundred sixty-two thousand, six hundred twenty-five".