40847331660 has 48 divisors (see below), whose sum is σ = 118061970432. Its totient is φ = 10541246400.

The previous prime is 40847331653. The next prime is 40847331671. The reversal of 40847331660 is 6613374804.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10978606 + ... + 10982325.

It is an arithmetic number, because the mean of its divisors is an integer number (2459624384).

Almost surely, 2^40847331660 is an apocalyptic number.

It is an amenable number.

40847331660 is an abundant number, since it is smaller than the sum of its proper divisors (77214638772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40847331660 is a wasteful number, since it uses less digits than its factorization.

40847331660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21960974 (or 21960972 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 40847331660 in words is "forty billion, eight hundred forty-seven million, three hundred thirty-one thousand, six hundred sixty".