40537312977 has 16 divisors (see below), whose sum is σ = 61774194560. Its totient is φ = 23163034752.

The previous prime is 40537312973. The next prime is 40537312993. The reversal of 40537312977 is 77921373504.

It is not a de Polignac number, because 40537312977 - 2² = 40537312973 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40537312973) 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 15 ways as a sum of consecutive naturals, for example, 579549 + ... + 645717.

It is an arithmetic number, because the mean of its divisors is an integer number (3860887160).

Almost surely, 2^40537312977 is an apocalyptic number.

It is an amenable number.

40537312977 is a deficient number, since it is larger than the sum of its proper divisors (21236881583).

40537312977 is a wasteful number, since it uses less digits than its factorization.

40537312977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95352.

The product of its (nonzero) digits is 1111320, while the sum is 48.

The spelling of 40537312977 in words is "forty billion, five hundred thirty-seven million, three hundred twelve thousand, nine hundred seventy-seven".