25364521016212 has 48 divisors (see below), whose sum is σ = 51659239201920. Its totient is φ = 10671683778432.

The previous prime is 25364521016189. The next prime is 25364521016231. The reversal of 25364521016212 is 21261012546352.

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, 9262363 + ... + 11684194.

It is an arithmetic number, because the mean of its divisors is an integer number (1076234150040).

Almost surely, 2^{25364521016212} is an apocalyptic number.

It is an amenable number.

25364521016212 is an abundant number, since it is smaller than the sum of its proper divisors (26294718185708).

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

25364521016212 is a wasteful number, since it uses less digits than its factorization.

25364521016212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20947360 (or 20947358 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 25364521016212 in words is "twenty-five trillion, three hundred sixty-four billion, five hundred twenty-one million, sixteen thousand, two hundred twelve".