11616731000 has 64 divisors (see below), whose sum is σ = 31066476480. Its totient is φ = 3982876800.

The previous prime is 11616730987. The next prime is 11616731033. The reversal of 11616731000 is 13761611.

It is a super-2 number, since 2×11616731000² (a number of 21 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 822767 + ... + 836766.

It is an arithmetic number, because the mean of its divisors is an integer number (485413695).

Almost surely, 2^11616731000 is an apocalyptic number.

11616731000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11616731000 is an abundant number, since it is smaller than the sum of its proper divisors (19449745480).

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

11616731000 is a wasteful number, since it uses less digits than its factorization.

11616731000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659561 (or 1659547 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 26.

The spelling of 11616731000 in words is "eleven billion, six hundred sixteen million, seven hundred thirty-one thousand".