66079158 has 16 divisors (see below), whose sum is σ = 132464640. Its totient is φ = 21975336.

The previous prime is 66079157. The next prime is 66079159. The reversal of 66079158 is 85197066.

It is an interprime number because it is at equal distance from previous prime (66079157) and next prime (66079159).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66079157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9910 + ... + 15177.

It is an arithmetic number, because the mean of its divisors is an integer number (8279040).

Almost surely, 2^66079158 is an apocalyptic number.

66079158 is an abundant number, since it is smaller than the sum of its proper divisors (66385482).

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

66079158 is a wasteful number, since it uses less digits than its factorization.

66079158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25531.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 66079158 is about 8128.9087828564. The cubic root of 66079158 is about 404.2855013915.

The spelling of 66079158 in words is "sixty-six million, seventy-nine thousand, one hundred fifty-eight".