40662158179 has 8 divisors (see below), whose sum is σ = 41096084400. Its totient is φ = 40228532736.

The previous prime is 40662158171. The next prime is 40662158189. The reversal of 40662158179 is 97185126604.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40662158179 - 2³ = 40662158171 is a prime.

It is a super-2 number, since 2×40662158179² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40662158171) 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, 202047 + ... + 349495.

It is an arithmetic number, because the mean of its divisors is an integer number (5137010550).

Almost surely, 2^40662158179 is an apocalyptic number.

40662158179 is a deficient number, since it is larger than the sum of its proper divisors (433926221).

40662158179 is a wasteful number, since it uses less digits than its factorization.

40662158179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150389.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 40662158179 in words is "forty billion, six hundred sixty-two million, one hundred fifty-eight thousand, one hundred seventy-nine".