14825057664 has 64 divisors (see below), whose sum is σ = 39461760000. Its totient is φ = 4931308032.

The previous prime is 14825057641. The next prime is 14825057671. The reversal of 14825057664 is 46675052841.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (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, 143637 + ... + 224235.

It is an arithmetic number, because the mean of its divisors is an integer number (616590000).

Almost surely, 2^14825057664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14825057664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19730880000).

14825057664 is an abundant number, since it is smaller than the sum of its proper divisors (24636702336).

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

14825057664 is an equidigital number, since it uses as much as digits as its factorization.

14825057664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81095 (or 81083 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 14825057664 in words is "fourteen billion, eight hundred twenty-five million, fifty-seven thousand, six hundred sixty-four".