404370344139 has 16 divisors (see below), whose sum is σ = 544137834240. Its totient is φ = 267091823520.

The previous prime is 404370344137. The next prime is 404370344141. The reversal of 404370344139 is 931443073404.

It is an interprime number because it is at equal distance from previous prime (404370344137) and next prime (404370344141).

It is not a de Polignac number, because 404370344139 - 2¹ = 404370344137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404370344139.

It is not an unprimeable number, because it can be changed into a prime (404370344137) 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, 11318274 + ... + 11353944.

It is an arithmetic number, because the mean of its divisors is an integer number (34008614640).

Almost surely, 2^404370344139 is an apocalyptic number.

404370344139 is a deficient number, since it is larger than the sum of its proper divisors (139767490101).

404370344139 is a wasteful number, since it uses less digits than its factorization.

404370344139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70450.

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 404370344139 in words is "four hundred four billion, three hundred seventy million, three hundred forty-four thousand, one hundred thirty-nine".