40936178466 has 64 divisors (see below), whose sum is σ = 99427599360. Its totient is φ = 12428432640.

The previous prime is 40936178443. The next prime is 40936178519. The reversal of 40936178466 is 66487163904.

40936178466 is a `hidden beast` number, since 4 + 0 + 9 + 3 + 6 + 178 + 466 = 666.

It is a super-2 number, since 2×40936178466² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 31 ways as a sum of consecutive naturals, for example, 690781 + ... + 747696.

It is an arithmetic number, because the mean of its divisors is an integer number (1553556240).

Almost surely, 2^40936178466 is an apocalyptic number.

40936178466 is an abundant number, since it is smaller than the sum of its proper divisors (58491420894).

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

40936178466 is a wasteful number, since it uses less digits than its factorization.

40936178466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438536 (or 1438530 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 40936178466 in words is "forty billion, nine hundred thirty-six million, one hundred seventy-eight thousand, four hundred sixty-six".