25245631522443 has 16 divisors (see below), whose sum is σ = 35880092186400. Its totient is φ = 15734084860416.

The previous prime is 25245631522429. The next prime is 25245631522471. The reversal of 25245631522443 is 34422513654252.

It is not a de Polignac number, because 25245631522443 - 2²⁵ = 25245597968011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25245631522392 and 25245631522401.

It is not an unprimeable number, because it can be changed into a prime (25245631522543) 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, 1661107780 + ... + 1661122977.

It is an arithmetic number, because the mean of its divisors is an integer number (2242505761650).

Almost surely, 2^{25245631522443} is an apocalyptic number.

25245631522443 is a deficient number, since it is larger than the sum of its proper divisors (10634460663957).

25245631522443 is a wasteful number, since it uses less digits than its factorization.

25245631522443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322230926.

The product of its digits is 6912000, while the sum is 48.

The spelling of 25245631522443 in words is "twenty-five trillion, two hundred forty-five billion, six hundred thirty-one million, five hundred twenty-two thousand, four hundred forty-three".