40046442417 has 8 divisors (see below), whose sum is σ = 59328062880. Its totient is φ = 26697628260.

The previous prime is 40046442391. The next prime is 40046442427. The reversal of 40046442417 is 71424464004.

40046442417 is a `hidden beast` number, since 4 + 0 + 0 + 4 + 644 + 2 + 4 + 1 + 7 = 666.

It is not a de Polignac number, because 40046442417 - 2⁶ = 40046442353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40046442427) 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 7 ways as a sum of consecutive naturals, for example, 741600759 + ... + 741600812.

It is an arithmetic number, because the mean of its divisors is an integer number (7416007860).

Almost surely, 2^40046442417 is an apocalyptic number.

It is an amenable number.

40046442417 is a deficient number, since it is larger than the sum of its proper divisors (19281620463).

40046442417 is a wasteful number, since it uses less digits than its factorization.

40046442417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483201580 (or 1483201574 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 36.

The spelling of 40046442417 in words is "forty billion, forty-six million, four hundred forty-two thousand, four hundred seventeen".