3875921031744 has 336 divisors, whose sum is σ = 12230692531200. Its totient is φ = 1168082353152.

The previous prime is 3875921031733. The next prime is 3875921031779. The reversal of 3875921031744 is 4471301295783.

3875921031744 is a `hidden beast` number, since 3 + 8 + 7 + 592 + 1 + 0 + 3 + 1 + 7 + 44 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111491037 + ... + 111525795.

Almost surely, 2^{3875921031744} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3875921031744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6115346265600).

3875921031744 is an abundant number, since it is smaller than the sum of its proper divisors (8354771499456).

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

3875921031744 is a wasteful number, since it uses less digits than its factorization.

3875921031744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35262 (or 35249 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 3875921031744 in words is "three trillion, eight hundred seventy-five billion, nine hundred twenty-one million, thirty-one thousand, seven hundred forty-four".