20125526640313 has 8 divisors (see below), whose sum is σ = 21184834930400. Its totient is φ = 19066225354848.

The previous prime is 20125526640311. The next prime is 20125526640319. The reversal of 20125526640313 is 31304662552102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20125526640313 - 2¹ = 20125526640311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20125526640311) 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, 4768933 + ... + 7936861.

It is an arithmetic number, because the mean of its divisors is an integer number (2648104366300).

Almost surely, 2^{20125526640313} is an apocalyptic number.

It is an amenable number.

20125526640313 is a deficient number, since it is larger than the sum of its proper divisors (1059308290087).

20125526640313 is a wasteful number, since it uses less digits than its factorization.

20125526640313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3502311.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 20125526640313 in words is "twenty trillion, one hundred twenty-five billion, five hundred twenty-six million, six hundred forty thousand, three hundred thirteen".