40464879590 has 16 divisors (see below), whose sum is σ = 72839891520. Its totient is φ = 16185261120.

The previous prime is 40464879589. The next prime is 40464879613. The reversal of 40464879590 is 9597846404.

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, 207251 + ... + 351969.

It is an arithmetic number, because the mean of its divisors is an integer number (4552493220).

Almost surely, 2^40464879590 is an apocalyptic number.

40464879590 is a deficient number, since it is larger than the sum of its proper divisors (32375011930).

40464879590 is a wasteful number, since it uses less digits than its factorization.

40464879590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172687.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 40464879590 in words is "forty billion, four hundred sixty-four million, eight hundred seventy-nine thousand, five hundred ninety".