40716787784 has 16 divisors (see below), whose sum is σ = 76348090620. Its totient is φ = 20357296960.

The previous prime is 40716787747. The next prime is 40716787801. The reversal of 40716787784 is 48778761704.

It can be written as a sum of positive squares in 2 ways, for example, as 40711132900 + 5654884 = 201770^2 + 2378^2 .

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, 33062 + ... + 287274.

Almost surely, 2^40716787784 is an apocalyptic number.

It is an amenable number.

40716787784 is a deficient number, since it is larger than the sum of its proper divisors (35631302836).

40716787784 is a wasteful number, since it uses less digits than its factorization.

40716787784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274240 (or 274236 counting only the distinct ones).

The product of its (nonzero) digits is 14751744, while the sum is 59.

The spelling of 40716787784 in words is "forty billion, seven hundred sixteen million, seven hundred eighty-seven thousand, seven hundred eighty-four".