25332140020 has 48 divisors (see below), whose sum is σ = 58049913600. Its totient is φ = 9209102720.

The previous prime is 25332140003. The next prime is 25332140069. The reversal of 25332140020 is 2004123352.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 25332139973 and 25332140000.

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, 883266 + ... + 911494.

It is an arithmetic number, because the mean of its divisors is an integer number (1209373200).

Almost surely, 2^25332140020 is an apocalyptic number.

25332140020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25332140020 is an abundant number, since it is smaller than the sum of its proper divisors (32717773580).

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

25332140020 is a wasteful number, since it uses less digits than its factorization.

25332140020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32328 (or 32326 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 25332140020 its reverse (2004123352), we get a palindrome (27336263372).

The spelling of 25332140020 in words is "twenty-five billion, three hundred thirty-two million, one hundred forty thousand, twenty".