39946459900 has 36 divisors (see below), whose sum is σ = 88798066560. Its totient is φ = 15588860800.

The previous prime is 39946459871. The next prime is 39946460011. The reversal of 39946459900 is 995464993.

It is a congruent number.

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, 4867420 + ... + 4875619.

It is an arithmetic number, because the mean of its divisors is an integer number (2466612960).

Almost surely, 2^39946459900 is an apocalyptic number.

It is an amenable number.

39946459900 is an abundant number, since it is smaller than the sum of its proper divisors (48851606660).

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

39946459900 is a wasteful number, since it uses less digits than its factorization.

39946459900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9743094 (or 9743087 counting only the distinct ones).

The product of its (nonzero) digits is 9447840, while the sum is 58.

The spelling of 39946459900 in words is "thirty-nine billion, nine hundred forty-six million, four hundred fifty-nine thousand, nine hundred".