40776680444685 has 16 divisors (see below), whose sum is σ = 66473682839424. Its totient is φ = 21337231527872.

The previous prime is 40776680444681. The next prime is 40776680444707. The reversal of 40776680444685 is 58644408667704.

It is a cyclic number.

It is not a de Polignac number, because 40776680444685 - 2² = 40776680444681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40776680444681) 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, 25645710177 + ... + 25645711766.

It is an arithmetic number, because the mean of its divisors is an integer number (4154605177464).

Almost surely, 2^{40776680444685} is an apocalyptic number.

It is an amenable number.

40776680444685 is a deficient number, since it is larger than the sum of its proper divisors (25697002394739).

40776680444685 is a wasteful number, since it uses less digits than its factorization.

40776680444685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51291422004.

The product of its (nonzero) digits is 867041280, while the sum is 69.

The spelling of 40776680444685 in words is "forty trillion, seven hundred seventy-six billion, six hundred eighty million, four hundred forty-four thousand, six hundred eighty-five".