25115622024 has 32 divisors (see below), whose sum is σ = 63086646240. Its totient is φ = 8332195200.

The previous prime is 25115622001. The next prime is 25115622043. The reversal of 25115622024 is 42022651152.

It is a junction number, because it is equal to n+sod(n) for n = 25115621982 and 25115622000.

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, 2474757 + ... + 2484884.

It is an arithmetic number, because the mean of its divisors is an integer number (1971457695).

Almost surely, 2^25115622024 is an apocalyptic number.

25115622024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25115622024 is an abundant number, since it is smaller than the sum of its proper divisors (37971024216).

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

25115622024 is a wasteful number, since it uses less digits than its factorization.

25115622024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4959861 (or 4959857 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 25115622024 in words is "twenty-five billion, one hundred fifteen million, six hundred twenty-two thousand, twenty-four".