3930445887502 has 16 divisors (see below), whose sum is σ = 6069788334720. Its totient is φ = 1907743880952.

The previous prime is 3930445887443. The next prime is 3930445887503. The reversal of 3930445887502 is 2057885440393.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3930445887503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140178802 + ... + 140206837.

It is an arithmetic number, because the mean of its divisors is an integer number (379361770920).

Almost surely, 2^{3930445887502} is an apocalyptic number.

3930445887502 is a deficient number, since it is larger than the sum of its proper divisors (2139342447218).

3930445887502 is a wasteful number, since it uses less digits than its factorization.

3930445887502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280385847.

The product of its (nonzero) digits is 29030400, while the sum is 58.

The spelling of 3930445887502 in words is "three trillion, nine hundred thirty billion, four hundred forty-five million, eight hundred eighty-seven thousand, five hundred two".