8040164739 has 32 divisors (see below), whose sum is σ = 11787177024. Its totient is φ = 4854251520.

The previous prime is 8040164731. The next prime is 8040164767. The reversal of 8040164739 is 9374610408.

It is not a de Polignac number, because 8040164739 - 2³ = 8040164731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8040164739.

It is not an unprimeable number, because it can be changed into a prime (8040164731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126307 + ... + 178979.

It is an arithmetic number, because the mean of its divisors is an integer number (368349282).

Almost surely, 2^8040164739 is an apocalyptic number.

8040164739 is a deficient number, since it is larger than the sum of its proper divisors (3747012285).

8040164739 is a wasteful number, since it uses less digits than its factorization.

8040164739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52807.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 8040164739 is about 89666.9657064406. The cubic root of 8040164739 is about 2003.3414757442.

The spelling of 8040164739 in words is "eight billion, forty million, one hundred sixty-four thousand, seven hundred thirty-nine".