40506657200 has 60 divisors (see below), whose sum is σ = 98017502520. Its totient is φ = 16086074880.

The previous prime is 40506657199. The next prime is 40506657227. The reversal of 40506657200 is 275660504.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308669 + ... + 419868.

It is an arithmetic number, because the mean of its divisors is an integer number (1633625042).

Almost surely, 2^40506657200 is an apocalyptic number.

40506657200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40506657200 is an abundant number, since it is smaller than the sum of its proper divisors (57510845320).

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

40506657200 is a wasteful number, since it uses less digits than its factorization.

40506657200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728694 (or 728683 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 40506657200 in words is "forty billion, five hundred six million, six hundred fifty-seven thousand, two hundred".