40501716788 has 12 divisors (see below), whose sum is σ = 76330158660. Its totient is φ = 18693100032.

The previous prime is 40501716779. The next prime is 40501716811. The reversal of 40501716788 is 88761710504.

40501716788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4132175524 + 36369541264 = 64282^2 + 190708^2 .

It is a super-2 number, since 2×40501716788² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389439533 + ... + 389439636.

It is an arithmetic number, because the mean of its divisors is an integer number (6360846555).

Almost surely, 2^40501716788 is an apocalyptic number.

It is an amenable number.

40501716788 is a deficient number, since it is larger than the sum of its proper divisors (35828441872).

40501716788 is a wasteful number, since it uses less digits than its factorization.

40501716788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778879186 (or 778879184 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 47.

The spelling of 40501716788 in words is "forty billion, five hundred one million, seven hundred sixteen thousand, seven hundred eighty-eight".