3878961572583 has 96 divisors (see below), whose sum is σ = 6040635955200. Its totient is φ = 2458937513088.

The previous prime is 3878961572573. The next prime is 3878961572623. The reversal of 3878961572583 is 3852751698783.

3878961572583 is a `hidden beast` number, since 38 + 7 + 8 + 9 + 6 + 1 + 5 + 7 + 2 + 583 = 666.

It is not a de Polignac number, because 3878961572583 - 2¹³ = 3878961564391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3878961572573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1679930233 + ... + 1679932541.

It is an arithmetic number, because the mean of its divisors is an integer number (62923291200).

Almost surely, 2^{3878961572583} is an apocalyptic number.

3878961572583 is a deficient number, since it is larger than the sum of its proper divisors (2161674382617).

3878961572583 is a wasteful number, since it uses less digits than its factorization.

3878961572583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3406 (or 3363 counting only the distinct ones).

The product of its digits is 609638400, while the sum is 72.

It can be divided in two parts, 3878961 and 572583, that added together give a palindrome (4451544).

The spelling of 3878961572583 in words is "three trillion, eight hundred seventy-eight billion, nine hundred sixty-one million, five hundred seventy-two thousand, five hundred eighty-three".