25225522542051 has 16 divisors (see below), whose sum is σ = 36236936682240. Its totient is φ = 15516681253920.

The previous prime is 25225522542001. The next prime is 25225522542107. The reversal of 25225522542051 is 15024522552252.

It is not a de Polignac number, because 25225522542051 - 2⁶ = 25225522541987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25225522541994 and 25225522542012.

It is not an unprimeable number, because it can be changed into a prime (25225522542001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139851081 + ... + 140031338.

It is an arithmetic number, because the mean of its divisors is an integer number (2264808542640).

Almost surely, 2^{25225522542051} is an apocalyptic number.

25225522542051 is a deficient number, since it is larger than the sum of its proper divisors (11011414140189).

25225522542051 is a wasteful number, since it uses less digits than its factorization.

25225522542051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279884746.

The product of its (nonzero) digits is 800000, while the sum is 42.

The spelling of 25225522542051 in words is "twenty-five trillion, two hundred twenty-five billion, five hundred twenty-two million, five hundred forty-two thousand, fifty-one".