116525566 has 4 divisors (see below), whose sum is σ = 174788352. Its totient is φ = 58262782.

The previous prime is 116525561. The next prime is 116525579. The reversal of 116525566 is 665525611.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116525561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29131390 + ... + 29131393.

It is an arithmetic number, because the mean of its divisors is an integer number (43697088).

Almost surely, 2^116525566 is an apocalyptic number.

116525566 is a deficient number, since it is larger than the sum of its proper divisors (58262786).

116525566 is an equidigital number, since it uses as much as digits as its factorization.

116525566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58262785.

The product of its digits is 54000, while the sum is 37.

The square root of 116525566 is about 10794.7008295737. The cubic root of 116525566 is about 488.4353338969.

The spelling of 116525566 in words is "one hundred sixteen million, five hundred twenty-five thousand, five hundred sixty-six".