40427324368 has 40 divisors (see below), whose sum is σ = 82950851520. Its totient is φ = 19021094400.

The previous prime is 40427324363. The next prime is 40427324369. The reversal of 40427324368 is 86342372404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40427324363) 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, 1989363 + ... + 2009581.

It is an arithmetic number, because the mean of its divisors is an integer number (2073771288).

Almost surely, 2^40427324368 is an apocalyptic number.

It is an amenable number.

40427324368 is an abundant number, since it is smaller than the sum of its proper divisors (42523527152).

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

40427324368 is a wasteful number, since it uses less digits than its factorization.

40427324368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27595 (or 27589 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 43.

The spelling of 40427324368 in words is "forty billion, four hundred twenty-seven million, three hundred twenty-four thousand, three hundred sixty-eight".