25272351635424 has 48 divisors (see below), whose sum is σ = 66471811684992. Its totient is φ = 8407369447808.

The previous prime is 25272351635417. The next prime is 25272351635501. The reversal of 25272351635424 is 42453615327252.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261635274 + ... + 261731849.

It is an arithmetic number, because the mean of its divisors is an integer number (1384829410104).

Almost surely, 2^{25272351635424} is an apocalyptic number.

25272351635424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25272351635424 is an abundant number, since it is smaller than the sum of its proper divisors (41199460049568).

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

25272351635424 is a wasteful number, since it uses less digits than its factorization.

25272351635424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523367639 (or 523367631 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 51.

The spelling of 25272351635424 in words is "twenty-five trillion, two hundred seventy-two billion, three hundred fifty-one million, six hundred thirty-five thousand, four hundred twenty-four".