40106560816777 has 8 divisors (see below), whose sum is σ = 49361921005376. Its totient is φ = 31732663503312.

The previous prime is 40106560816709. The next prime is 40106560816867. The reversal of 40106560816777 is 77761806560104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40106560816777 - 2⁷ = 40106560816649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40106560813777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220365718683 + ... + 220365718864.

It is an arithmetic number, because the mean of its divisors is an integer number (6170240125672).

Almost surely, 2^{40106560816777} is an apocalyptic number.

It is an amenable number.

40106560816777 is a deficient number, since it is larger than the sum of its proper divisors (9255360188599).

40106560816777 is a wasteful number, since it uses less digits than its factorization.

40106560816777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440731437567.

The product of its (nonzero) digits is 11854080, while the sum is 58.

The spelling of 40106560816777 in words is "forty trillion, one hundred six billion, five hundred sixty million, eight hundred sixteen thousand, seven hundred seventy-seven".