40179000990 has 16 divisors (see below), whose sum is σ = 96429602448. Its totient is φ = 10714400256.

The previous prime is 40179000989. The next prime is 40179001087. The reversal of 40179000990 is 9900097104.

It is a super-2 number, since 2×40179000990² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669649987 + ... + 669650046.

It is an arithmetic number, because the mean of its divisors is an integer number (6026850153).

Almost surely, 2^40179000990 is an apocalyptic number.

40179000990 is an abundant number, since it is smaller than the sum of its proper divisors (56250601458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40179000990 is a wasteful number, since it uses less digits than its factorization.

40179000990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339300043.

The product of its (nonzero) digits is 20412, while the sum is 39.

The spelling of 40179000990 in words is "forty billion, one hundred seventy-nine million, nine hundred ninety", and thus it is an aban number.