116523840 has 56 divisors (see below), whose sum is σ = 369966240. Its totient is φ = 31072768.

The previous prime is 116523833. The next prime is 116523863. The reversal of 116523840 is 48325611.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 116523798 and 116523807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59730 + ... + 61649.

It is an arithmetic number, because the mean of its divisors is an integer number (6606540).

Almost surely, 2^116523840 is an apocalyptic number.

116523840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116523840 is an abundant number, since it is smaller than the sum of its proper divisors (253442400).

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

116523840 is a wasteful number, since it uses less digits than its factorization.

116523840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121399 (or 121389 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 116523840 is about 10794.6208826434. The cubic root of 116523840 is about 488.4329222844.

The spelling of 116523840 in words is "one hundred sixteen million, five hundred twenty-three thousand, eight hundred forty".