25460122152 has 32 divisors (see below), whose sum is σ = 65130547680. Its totient is φ = 8289341760.

The previous prime is 25460122123. The next prime is 25460122157. The reversal of 25460122152 is 25122106452.

It is a super-2 number, since 2×25460122152² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25460122157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12334299 + ... + 12336362.

It is an arithmetic number, because the mean of its divisors is an integer number (2035329615).

Almost surely, 2^25460122152 is an apocalyptic number.

It is an amenable number.

25460122152 is an abundant number, since it is smaller than the sum of its proper divisors (39670425528).

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

25460122152 is a wasteful number, since it uses less digits than its factorization.

25460122152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24670713 (or 24670709 counting only the distinct ones).

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

The spelling of 25460122152 in words is "twenty-five billion, four hundred sixty million, one hundred twenty-two thousand, one hundred fifty-two".