3718401552 has 70 divisors (see below), whose sum is σ = 10801697102. Its totient is φ = 1239463296.

The previous prime is 3718401541. The next prime is 3718401581. The reversal of 3718401552 is 2551048173.

It can be written as a sum of positive squares in only one way, i.e., 2823434496 + 894967056 = 53136^2 + 29916^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 147733 + ... + 171060.

Almost surely, 2^3718401552 is an apocalyptic number.

It is an amenable number.

3718401552 is an abundant number, since it is smaller than the sum of its proper divisors (7083295550).

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

3718401552 is an equidigital number, since it uses as much as digits as its factorization.

3718401552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318819 (or 318798 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 3718401552 is about 60978.6975262673. The cubic root of 3718401552 is about 1549.2402175701.

The spelling of 3718401552 in words is "three billion, seven hundred eighteen million, four hundred one thousand, five hundred fifty-two".