40047568379 has 8 divisors (see below), whose sum is σ = 49289315040. Its totient is φ = 31685988096.

The previous prime is 40047568373. The next prime is 40047568441. The reversal of 40047568379 is 97386574004.

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

It is not a de Polignac number, because 40047568379 - 2²⁸ = 39779132923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40047568379.

It is not an unprimeable number, because it can be changed into a prime (40047568373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220041494 + ... + 220041675.

It is an arithmetic number, because the mean of its divisors is an integer number (6161164380).

Almost surely, 2^40047568379 is an apocalyptic number.

40047568379 is a deficient number, since it is larger than the sum of its proper divisors (9241746661).

40047568379 is a wasteful number, since it uses less digits than its factorization.

40047568379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440083189.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 40047568379 in words is "forty billion, forty-seven million, five hundred sixty-eight thousand, three hundred seventy-nine".