40565324312087 has 24 divisors (see below), whose sum is σ = 42371095591440. Its totient is φ = 38831831568000.

The previous prime is 40565324312069. The next prime is 40565324312113. The reversal of 40565324312087 is 78021342356504.

It is not a de Polignac number, because 40565324312087 - 2³² = 40561029344791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40565324312027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62631968 + ... + 63276330.

It is an arithmetic number, because the mean of its divisors is an integer number (1765462316310).

Almost surely, 2^{40565324312087} is an apocalyptic number.

40565324312087 is a deficient number, since it is larger than the sum of its proper divisors (1805771279353).

40565324312087 is a wasteful number, since it uses less digits than its factorization.

40565324312087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645135 (or 645104 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 40565324312087 in words is "forty trillion, five hundred sixty-five billion, three hundred twenty-four million, three hundred twelve thousand, eighty-seven".