25622520567 has 24 divisors (see below), whose sum is σ = 39963110400. Its totient is φ = 14559629616.

The previous prime is 25622520533. The next prime is 25622520587. The reversal of 25622520567 is 76502522652.

It is not a de Polignac number, because 25622520567 - 2⁶ = 25622520503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25622520587) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 460567 + ... + 513192.

It is an arithmetic number, because the mean of its divisors is an integer number (1665129600).

Almost surely, 2^25622520567 is an apocalyptic number.

25622520567 is a deficient number, since it is larger than the sum of its proper divisors (14340589833).

25622520567 is a wasteful number, since it uses less digits than its factorization.

25622520567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973955 (or 973948 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 25622520567 in words is "twenty-five billion, six hundred twenty-two million, five hundred twenty thousand, five hundred sixty-seven".