116520550 has 72 divisors (see below), whose sum is σ = 239120856. Its totient is φ = 42094080.

The previous prime is 116520541. The next prime is 116520563. The reversal of 116520550 is 55025611.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 714769 + ... + 714931.

It is an arithmetic number, because the mean of its divisors is an integer number (3321123).

Almost surely, 2^116520550 is an apocalyptic number.

116520550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116520550 is an abundant number, since it is smaller than the sum of its proper divisors (122600306).

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

116520550 is a wasteful number, since it uses less digits than its factorization.

116520550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 116520550 is about 10794.4684908522. The cubic root of 116520550 is about 488.4283253440.

The spelling of 116520550 in words is "one hundred sixteen million, five hundred twenty thousand, five hundred fifty".