40113601762761 has 6 divisors (see below), whose sum is σ = 57941869212890. Its totient is φ = 26742401175168.

The previous prime is 40113601762727. The next prime is 40113601762771. The reversal of 40113601762761 is 16726710631104.

It is a happy number.

40113601762761 is a `hidden beast` number, since 4 + 0 + 1 + 1 + 3 + 6 + 0 + 17 + 627 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 39761663319225 + 351938443536 = 6305685^2 + 593244^2 .

It is not a de Polignac number, because 40113601762761 - 2⁶ = 40113601762697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40113601762721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2228533431256 + ... + 2228533431273.

Almost surely, 2^{40113601762761} is an apocalyptic number.

It is an amenable number.

40113601762761 is a deficient number, since it is larger than the sum of its proper divisors (17828267450129).

40113601762761 is a wasteful number, since it uses less digits than its factorization.

40113601762761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4457066862535 (or 4457066862532 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 40113601762761 in words is "forty trillion, one hundred thirteen billion, six hundred one million, seven hundred sixty-two thousand, seven hundred sixty-one".