25122040613163 has 24 divisors (see below), whose sum is σ = 39078943507968. Its totient is φ = 15459632773632.

The previous prime is 25122040613141. The next prime is 25122040613177. The reversal of 25122040613163 is 36131604022152.

25122040613163 is a `hidden beast` number, since 2 + 5 + 1 + 2 + 20 + 4 + 0 + 613 + 16 + 3 = 666.

It is not a de Polignac number, because 25122040613163 - 2⁴² = 20723994102059 is a prime.

It is a super-3 number, since 3×25122040613163³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (25122040613183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26045206 + ... + 26992532.

It is an arithmetic number, because the mean of its divisors is an integer number (1628289312832).

Almost surely, 2^{25122040613163} is an apocalyptic number.

25122040613163 is a deficient number, since it is larger than the sum of its proper divisors (13956902894805).

25122040613163 is a wasteful number, since it uses less digits than its factorization.

25122040613163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174003 (or 1174000 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 25122040613163 in words is "twenty-five trillion, one hundred twenty-two billion, forty million, six hundred thirteen thousand, one hundred sixty-three".