116521150457 has 16 divisors (see below), whose sum is σ = 124659721872. Its totient is φ = 108526387200.

The previous prime is 116521150429. The next prime is 116521150531. The reversal of 116521150457 is 754051125611.

It can be written as a sum of positive squares in 8 ways, for example, as 8292652096 + 108228498361 = 91064^2 + 328981^2 .

It is a cyclic number.

It is not a de Polignac number, because 116521150457 - 2⁶ = 116521150393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116521150457.

It is not an unprimeable number, because it can be changed into a prime (116521150957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3611963 + ... + 3644079.

It is an arithmetic number, because the mean of its divisors is an integer number (7791232617).

Almost surely, 2^116521150457 is an apocalyptic number.

116521150457 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

116521150457 is a deficient number, since it is larger than the sum of its proper divisors (8138571415).

116521150457 is a wasteful number, since it uses less digits than its factorization.

116521150457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34348.

The product of its (nonzero) digits is 42000, while the sum is 38.

The spelling of 116521150457 in words is "one hundred sixteen billion, five hundred twenty-one million, one hundred fifty thousand, four hundred fifty-seven".