662948338400 has 72 divisors (see below), whose sum is σ = 1688788879344. Its totient is φ = 253649792000.

The previous prime is 662948338379. The next prime is 662948338453. The reversal of 662948338400 is 4833849266.

662948338400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17996501 + ... + 18033300.

It is an arithmetic number, because the mean of its divisors is an integer number (23455401102).

Almost surely, 2^662948338400 is an apocalyptic number.

It is an amenable number.

662948338400 is an abundant number, since it is smaller than the sum of its proper divisors (1025840540944).

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

662948338400 is a wasteful number, since it uses less digits than its factorization.

662948338400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36029844 (or 36029831 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 53.

The spelling of 662948338400 in words is "six hundred sixty-two billion, nine hundred forty-eight million, three hundred thirty-eight thousand, four hundred".