3924861334557 has 16 divisors (see below), whose sum is σ = 5402022167040. Its totient is φ = 2532139315200.

The previous prime is 3924861334417. The next prime is 3924861334631. The reversal of 3924861334557 is 7554331684293.

It is not a de Polignac number, because 3924861334557 - 2⁸ = 3924861334301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3924861334557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3924861335557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10254957 + ... + 10630797.

It is an arithmetic number, because the mean of its divisors is an integer number (337626385440).

Almost surely, 2^{3924861334557} is an apocalyptic number.

It is an amenable number.

3924861334557 is a deficient number, since it is larger than the sum of its proper divisors (1477160832483).

3924861334557 is a wasteful number, since it uses less digits than its factorization.

3924861334557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488164.

The product of its digits is 65318400, while the sum is 60.

The spelling of 3924861334557 in words is "three trillion, nine hundred twenty-four billion, eight hundred sixty-one million, three hundred thirty-four thousand, five hundred fifty-seven".