25714132320 has 96 divisors (see below), whose sum is σ = 81038089440. Its totient is φ = 6853836800.

The previous prime is 25714132253. The next prime is 25714132337. The reversal of 25714132320 is 2323141752.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×25714132320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1096720 + ... + 1119920.

It is an arithmetic number, because the mean of its divisors is an integer number (844146765).

Almost surely, 2^25714132320 is an apocalyptic number.

25714132320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25714132320 is an abundant number, since it is smaller than the sum of its proper divisors (55323957120).

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

25714132320 is a wasteful number, since it uses less digits than its factorization.

25714132320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25528 (or 25520 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The spelling of 25714132320 in words is "twenty-five billion, seven hundred fourteen million, one hundred thirty-two thousand, three hundred twenty".