116664057 has 14 divisors (see below), whose sum is σ = 174917162. Its totient is φ = 77775552.

The previous prime is 116664017. The next prime is 116664089. The reversal of 116664057 is 750466611.

It can be written as a sum of positive squares in only one way, i.e., 64304361 + 52359696 = 8019^2 + 7236^2 .

It is not a de Polignac number, because 116664057 - 2⁶ = 116663993 is a prime.

It is a super-2 number, since 2×116664057² = 27221004391398498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116664007) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 79288 + ... + 80745.

It is an arithmetic number, because the mean of its divisors is an integer number (12494083).

Almost surely, 2^116664057 is an apocalyptic number.

It is an amenable number.

116664057 is a deficient number, since it is larger than the sum of its proper divisors (58253105).

116664057 is an frugal number, since it uses more digits than its factorization.

116664057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160051 (or 160036 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 116664057 is about 10801.1136925782. The cubic root of 116664057 is about 488.6287595960.

The spelling of 116664057 in words is "one hundred sixteen million, six hundred sixty-four thousand, fifty-seven".