25799435022 has 16 divisors (see below), whose sum is σ = 51600850560. Its totient is φ = 8599481592.

The previous prime is 25799435017. The next prime is 25799435083. The reversal of 25799435022 is 22053499752.

It is a super-2 number, since 2×25799435022² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128229 + ... + 260847.

It is an arithmetic number, because the mean of its divisors is an integer number (3225053160).

Almost surely, 2^25799435022 is an apocalyptic number.

25799435022 is an abundant number, since it is smaller than the sum of its proper divisors (25801415538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25799435022 is a wasteful number, since it uses less digits than its factorization.

25799435022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165047.

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 25799435022 in words is "twenty-five billion, seven hundred ninety-nine million, four hundred thirty-five thousand, twenty-two".