25342444720384 has 81 divisors (see below), whose sum is σ = 55604622556119. Its totient is φ = 11518890324480.

The previous prime is 25342444720363. The next prime is 25342444720387. The reversal of 25342444720384 is 48302744424352.

The square root of 25342444720384 is 5034128.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25342444720387) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 885992227 + ... + 886020829.

Almost surely, 2^{25342444720384} is an apocalyptic number.

25342444720384 is the 5034128-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25342444720384

25342444720384 is an abundant number, since it is smaller than the sum of its proper divisors (30262177835735).

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

25342444720384 is an frugal number, since it uses more digits than its factorization.

25342444720384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57244 (or 28616 counting only the distinct ones).

The product of its (nonzero) digits is 20643840, while the sum is 52.

The spelling of 25342444720384 in words is "twenty-five trillion, three hundred forty-two billion, four hundred forty-four million, seven hundred twenty thousand, three hundred eighty-four".