40342357506 has 32 divisors (see below), whose sum is σ = 92652307200. Its totient is φ = 11581537680.

The previous prime is 40342357483. The next prime is 40342357537. The reversal of 40342357506 is 60575324304.

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, 16084216 + ... + 16086723.

It is an arithmetic number, because the mean of its divisors is an integer number (2895384600).

Almost surely, 2^40342357506 is an apocalyptic number.

40342357506 is an abundant number, since it is smaller than the sum of its proper divisors (52309949694).

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

40342357506 is a wasteful number, since it uses less digits than its factorization.

40342357506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32170974.

The product of its (nonzero) digits is 302400, while the sum is 39.

The spelling of 40342357506 in words is "forty billion, three hundred forty-two million, three hundred fifty-seven thousand, five hundred six".