40176990873 has 96 divisors (see below), whose sum is σ = 65236953600. Its totient is φ = 24630448896.

The previous prime is 40176990827. The next prime is 40176990929. The reversal of 40176990873 is 37809967104.

It is a happy number.

40176990873 is a `hidden beast` number, since 401 + 76 + 9 + 90 + 87 + 3 = 666.

It is not a de Polignac number, because 40176990873 - 2⁹ = 40176990361 is a prime.

It is a super-2 number, since 2×40176990873² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40176990473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22608561 + ... + 22610337.

It is an arithmetic number, because the mean of its divisors is an integer number (679551600).

Almost surely, 2^40176990873 is an apocalyptic number.

It is an amenable number.

40176990873 is a deficient number, since it is larger than the sum of its proper divisors (25059962727).

40176990873 is a wasteful number, since it uses less digits than its factorization.

40176990873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953 (or 1941 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 40176990873 in words is "forty billion, one hundred seventy-six million, nine hundred ninety thousand, eight hundred seventy-three".