40929668761 has 8 divisors (see below), whose sum is σ = 41093632640. Its totient is φ = 40765990608.

The previous prime is 40929668743. The next prime is 40929668789. The reversal of 40929668761 is 16786692904.

It is a happy number.

40929668761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40929668761 - 2²⁷ = 40795451033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40929668696 and 40929668705.

It is not an unprimeable number, because it can be changed into a prime (40929668711) 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, 217975 + ... + 359683.

It is an arithmetic number, because the mean of its divisors is an integer number (5136704080).

Almost surely, 2^40929668761 is an apocalyptic number.

It is an amenable number.

40929668761 is a deficient number, since it is larger than the sum of its proper divisors (163963879).

40929668761 is a wasteful number, since it uses less digits than its factorization.

40929668761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142863.

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 40929668761 in words is "forty billion, nine hundred twenty-nine million, six hundred sixty-eight thousand, seven hundred sixty-one".