25164269381480 has 64 divisors (see below), whose sum is σ = 60338377751040. Its totient is φ = 9423215752192.

The previous prime is 25164269381453. The next prime is 25164269381483. The reversal of 25164269381480 is 8418396246152.

25164269381480 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (25164269381483) 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, 290940449 + ... + 291026928.

It is an arithmetic number, because the mean of its divisors is an integer number (942787152360).

Almost surely, 2^{25164269381480} is an apocalyptic number.

25164269381480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25164269381480 is an abundant number, since it is smaller than the sum of its proper divisors (35174108369560).

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

25164269381480 is a wasteful number, since it uses less digits than its factorization.

25164269381480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581967458 (or 581967454 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 59.

The spelling of 25164269381480 in words is "twenty-five trillion, one hundred sixty-four billion, two hundred sixty-nine million, three hundred eighty-one thousand, four hundred eighty".