40177107387 has 6 divisors (see below), whose sum is σ = 58033599572. Its totient is φ = 26784738252.

The previous prime is 40177107371. The next prime is 40177107391. The reversal of 40177107387 is 78370177104.

It is not a de Polignac number, because 40177107387 - 2⁴ = 40177107371 is a prime.

It is a super-2 number, since 2×40177107387² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40177107317) 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 5 ways as a sum of consecutive naturals, for example, 2232061513 + ... + 2232061530.

Almost surely, 2^40177107387 is an apocalyptic number.

40177107387 is a deficient number, since it is larger than the sum of its proper divisors (17856492185).

40177107387 is a wasteful number, since it uses less digits than its factorization.

40177107387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4464123049 (or 4464123046 counting only the distinct ones).

The product of its (nonzero) digits is 230496, while the sum is 45.

The spelling of 40177107387 in words is "forty billion, one hundred seventy-seven million, one hundred seven thousand, three hundred eighty-seven".