3829947494784 has 64 divisors (see below), whose sum is σ = 10708734792000. Its totient is φ = 1209457101312.

The previous prime is 3829947494777. The next prime is 3829947494809. The reversal of 3829947494784 is 4874947499283.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262461694 + ... + 262476285.

It is an arithmetic number, because the mean of its divisors is an integer number (167323981125).

Almost surely, 2^{3829947494784} is an apocalyptic number.

It is an amenable number.

3829947494784 is an abundant number, since it is smaller than the sum of its proper divisors (6878787297216).

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

3829947494784 is a wasteful number, since it uses less digits than its factorization.

3829947494784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524938015 (or 524938003 counting only the distinct ones).

The product of its digits is 3511517184, while the sum is 78.

The spelling of 3829947494784 in words is "three trillion, eight hundred twenty-nine billion, nine hundred forty-seven million, four hundred ninety-four thousand, seven hundred eighty-four".