3933985857100 has 36 divisors (see below), whose sum is σ = 9193422336784. Its totient is φ = 1452548623680.

The previous prime is 3933985857097. The next prime is 3933985857101. The reversal of 3933985857100 is 17585893393.

It is not an unprimeable number, because it can be changed into a prime (3933985857101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1513070184 + ... + 1513072783.

Almost surely, 2^{3933985857100} is an apocalyptic number.

It is an amenable number.

3933985857100 is an abundant number, since it is smaller than the sum of its proper divisors (5259436479684).

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

3933985857100 is a wasteful number, since it uses less digits than its factorization.

3933985857100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026142994 (or 3026142987 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 3933985857100 in words is "three trillion, nine hundred thirty-three billion, nine hundred eighty-five million, eight hundred fifty-seven thousand, one hundred".