116166520 has 16 divisors (see below), whose sum is σ = 261374760. Its totient is φ = 46466592.

The previous prime is 116166511. The next prime is 116166527. The reversal of 116166520 is 25661611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116166527) 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, 1452042 + ... + 1452121.

Almost surely, 2^116166520 is an apocalyptic number.

116166520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116166520 is an abundant number, since it is smaller than the sum of its proper divisors (145208240).

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

116166520 is a wasteful number, since it uses less digits than its factorization.

116166520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2904174 (or 2904170 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 116166520 is about 10778.0573388714. The cubic root of 116166520 is about 487.9331517319.

The spelling of 116166520 in words is "one hundred sixteen million, one hundred sixty-six thousand, five hundred twenty".