4978400764 has 24 divisors (see below), whose sum is σ = 9034564448. Its totient is φ = 2398403520.

The previous prime is 4978400731. The next prime is 4978400771. The reversal of 4978400764 is 4670048794.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148047 + ... + 178534.

Almost surely, 2^4978400764 is an apocalyptic number.

It is an amenable number.

4978400764 is a deficient number, since it is larger than the sum of its proper divisors (4056163684).

4978400764 is a wasteful number, since it uses less digits than its factorization.

4978400764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326725 (or 326723 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 49.

The square root of 4978400764 is about 70557.7831567858. The cubic root of 4978400764 is about 1707.5101143193.

The spelling of 4978400764 in words is "four billion, nine hundred seventy-eight million, four hundred thousand, seven hundred sixty-four".