40099879362 has 32 divisors (see below), whose sum is σ = 82166736960. Its totient is φ = 13039568640.

The previous prime is 40099879307. The next prime is 40099879397. The reversal of 40099879362 is 26397899004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112662 + ... + 304782.

It is an arithmetic number, because the mean of its divisors is an integer number (2567710530).

Almost surely, 2^40099879362 is an apocalyptic number.

40099879362 is an abundant number, since it is smaller than the sum of its proper divisors (42066857598).

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

40099879362 is a wasteful number, since it uses less digits than its factorization.

40099879362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192978.

The product of its (nonzero) digits is 5878656, while the sum is 57.

The spelling of 40099879362 in words is "forty billion, ninety-nine million, eight hundred seventy-nine thousand, three hundred sixty-two".