40047511179 has 16 divisors (see below), whose sum is σ = 59058286112. Its totient is φ = 23978550528.

The previous prime is 40047511157. The next prime is 40047511183. The reversal of 40047511179 is 97111574004.

It is a happy number.

It is not a de Polignac number, because 40047511179 - 2⁷ = 40047511051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40047511109) 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, 13875034 + ... + 13877919.

It is an arithmetic number, because the mean of its divisors is an integer number (3691142882).

Almost surely, 2^40047511179 is an apocalyptic number.

40047511179 is a deficient number, since it is larger than the sum of its proper divisors (19010774933).

40047511179 is a wasteful number, since it uses less digits than its factorization.

40047511179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27753006.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 40047511179 in words is "forty billion, forty-seven million, five hundred eleven thousand, one hundred seventy-nine".