40870966899 has 64 divisors (see below), whose sum is σ = 67862528000. Its totient is φ = 21357157248.

The previous prime is 40870966847. The next prime is 40870966901. The reversal of 40870966899 is 99866907804.

It is not a de Polignac number, because 40870966899 - 2²⁴ = 40854189683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40870966099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1864002 + ... + 1885800.

It is an arithmetic number, because the mean of its divisors is an integer number (1060352000).

Almost surely, 2^40870966899 is an apocalyptic number.

40870966899 is a deficient number, since it is larger than the sum of its proper divisors (26991561101).

40870966899 is a wasteful number, since it uses less digits than its factorization.

40870966899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21992.

The product of its (nonzero) digits is 47029248, while the sum is 66.

The spelling of 40870966899 in words is "forty billion, eight hundred seventy million, nine hundred sixty-six thousand, eight hundred ninety-nine".