3662961856 has 14 divisors (see below), whose sum is σ = 7268690060. Its totient is φ = 1831480896.

The previous prime is 3662961847. The next prime is 3662961857. The reversal of 3662961856 is 6581692663.

It is not an unprimeable number, because it can be changed into a prime (3662961857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28616826 + ... + 28616953.

Almost surely, 2^3662961856 is an apocalyptic number.

It is an amenable number.

3662961856 is a deficient number, since it is larger than the sum of its proper divisors (3605728204).

3662961856 is an equidigital number, since it uses as much as digits as its factorization.

3662961856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57233791 (or 57233781 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 52.

The square root of 3662961856 is about 60522.4078833617. The cubic root of 3662961856 is about 1541.5021403166.

The spelling of 3662961856 in words is "three billion, six hundred sixty-two million, nine hundred sixty-one thousand, eight hundred fifty-six".