40036700368 has 20 divisors (see below), whose sum is σ = 88652693920. Its totient is φ = 17158585824.

The previous prime is 40036700329. The next prime is 40036700413. The reversal of 40036700368 is 86300763004.

It is a happy number.

It is a super-2 number, since 2×40036700368² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178735158 + ... + 178735381.

It is an arithmetic number, because the mean of its divisors is an integer number (4432634696).

Almost surely, 2^40036700368 is an apocalyptic number.

It is an amenable number.

40036700368 is an abundant number, since it is smaller than the sum of its proper divisors (48615993552).

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

40036700368 is a wasteful number, since it uses less digits than its factorization.

40036700368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357470554 (or 357470548 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 40036700368 in words is "forty billion, thirty-six million, seven hundred thousand, three hundred sixty-eight".