116213656 has 16 divisors (see below), whose sum is σ = 234662400. Its totient is φ = 53637024.

The previous prime is 116213653. The next prime is 116213693. The reversal of 116213656 is 656312611.

It is a super-2 number, since 2×116213656² = 27011227681772672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116213653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558616 + ... + 558823.

It is an arithmetic number, because the mean of its divisors is an integer number (14666400).

Almost surely, 2^116213656 is an apocalyptic number.

It is an amenable number.

116213656 is an abundant number, since it is smaller than the sum of its proper divisors (118448744).

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

116213656 is a wasteful number, since it uses less digits than its factorization.

116213656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117458 (or 1117454 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 116213656 is about 10780.2437820302. The cubic root of 116213656 is about 487.9991377751. Note that the first 3 decimals are identical.

The spelling of 116213656 in words is "one hundred sixteen million, two hundred thirteen thousand, six hundred fifty-six".