40207600320 has 112 divisors (see below), whose sum is σ = 135168546528. Its totient is φ = 10091315200.

The previous prime is 40207600289. The next prime is 40207600327. The reversal of 40207600320 is 2300670204.

It is a super-2 number, since 2×40207600320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (40207600327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215531 + ... + 1248170.

Almost surely, 2^40207600320 is an apocalyptic number.

40207600320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40207600320 is an abundant number, since it is smaller than the sum of its proper divisors (94960946208).

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

40207600320 is a wasteful number, since it uses less digits than its factorization.

40207600320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463738 (or 2463728 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The spelling of 40207600320 in words is "forty billion, two hundred seven million, six hundred thousand, three hundred twenty".