40660741631 has 8 divisors (see below), whose sum is σ = 43199670720. Its totient is φ = 38197601568.

The previous prime is 40660741621. The next prime is 40660741633. The reversal of 40660741631 is 13614706604.

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 40660741631 - 2¹⁴ = 40660725247 is a prime.

It is a super-2 number, since 2×40660741631² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40660741633) 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, 18946151 + ... + 18948296.

It is an arithmetic number, because the mean of its divisors is an integer number (5399958840).

Almost surely, 2^40660741631 is an apocalyptic number.

40660741631 is a deficient number, since it is larger than the sum of its proper divisors (2538929089).

40660741631 is a wasteful number, since it uses less digits than its factorization.

40660741631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37894513.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 40660741631 in words is "forty billion, six hundred sixty million, seven hundred forty-one thousand, six hundred thirty-one".