40591744683 has 16 divisors (see below), whose sum is σ = 62124199680. Its totient is φ = 23093990496.

The previous prime is 40591744667. The next prime is 40591744811. The reversal of 40591744683 is 38644719504.

It is a happy number.

It is not a de Polignac number, because 40591744683 - 2⁴ = 40591744667 is a prime.

It is a super-3 number, since 3×40591744683³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (40591744663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4215585 + ... + 4225202.

It is an arithmetic number, because the mean of its divisors is an integer number (3882762480).

Almost surely, 2^40591744683 is an apocalyptic number.

40591744683 is a deficient number, since it is larger than the sum of its proper divisors (21532454997).

40591744683 is a wasteful number, since it uses less digits than its factorization.

40591744683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8441026.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 40591744683 in words is "forty billion, five hundred ninety-one million, seven hundred forty-four thousand, six hundred eighty-three".