40140774251466 has 32 divisors (see below), whose sum is σ = 93988154348928. Its totient is φ = 11189065992960.

The previous prime is 40140774251381. The next prime is 40140774251471. The reversal of 40140774251466 is 66415247704104.

It is a super-2 number, since 2×40140774251466² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

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, 11655275355 + ... + 11655278798.

It is an arithmetic number, because the mean of its divisors is an integer number (2937129823404).

Almost surely, 2^{40140774251466} is an apocalyptic number.

40140774251466 is an abundant number, since it is smaller than the sum of its proper divisors (53847380097462).

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

40140774251466 is a wasteful number, since it uses less digits than its factorization.

40140774251466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23310554206.

The product of its (nonzero) digits is 4515840, while the sum is 51.

The spelling of 40140774251466 in words is "forty trillion, one hundred forty billion, seven hundred seventy-four million, two hundred fifty-one thousand, four hundred sixty-six".