40417732799 has 4 divisors (see below), whose sum is σ = 40418811720. Its totient is φ = 40416653880.

The previous prime is 40417732793. The next prime is 40417732807. The reversal of 40417732799 is 99723771404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40417732799 - 2²⁰ = 40416684223 is a prime.

It is a super-2 number, since 2×40417732799² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40417732799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40417732793) 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 3 ways as a sum of consecutive naturals, for example, 481169 + ... + 558890.

It is an arithmetic number, because the mean of its divisors is an integer number (10104702930).

Almost surely, 2^40417732799 is an apocalyptic number.

40417732799 is a deficient number, since it is larger than the sum of its proper divisors (1078921).

40417732799 is a wasteful number, since it uses less digits than its factorization.

40417732799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078920.

The product of its (nonzero) digits is 2667168, while the sum is 53.

The spelling of 40417732799 in words is "forty billion, four hundred seventeen million, seven hundred thirty-two thousand, seven hundred ninety-nine".