1156816016 has 10 divisors (see below), whose sum is σ = 2241331062. Its totient is φ = 578408000.

The previous prime is 1156815997. The next prime is 1156816021. The reversal of 1156816016 is 6106186511.

It can be written as a sum of positive squares in only one way, i.e., 801116416 + 355699600 = 28304^2 + 18860^2 .

It is a super-2 number, since 2×1156816016² = 2676446589748224512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36150485 + ... + 36150516.

Almost surely, 2^1156816016 is an apocalyptic number.

1156816016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1156816016 is a deficient number, since it is larger than the sum of its proper divisors (1084515046).

1156816016 is an equidigital number, since it uses as much as digits as its factorization.

1156816016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72301009 (or 72301003 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 1156816016 is about 34011.9981183111. The cubic root of 1156816016 is about 1049.7553522235.

The spelling of 1156816016 in words is "one billion, one hundred fifty-six million, eight hundred sixteen thousand, sixteen".