25626144480 has 96 divisors (see below), whose sum is σ = 82245500064. Its totient is φ = 6704695296.

The previous prime is 25626144473. The next prime is 25626144541. The reversal of 25626144480 is 8444162652.

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

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, 478219 + ... + 529098.

It is an arithmetic number, because the mean of its divisors is an integer number (856723959).

Almost surely, 2^25626144480 is an apocalyptic number.

25626144480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25626144480 is an abundant number, since it is smaller than the sum of its proper divisors (56619355584).

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

25626144480 is a wasteful number, since it uses less digits than its factorization.

25626144480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007388 (or 1007380 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 25626144480 in words is "twenty-five billion, six hundred twenty-six million, one hundred forty-four thousand, four hundred eighty".