3890975961558 has 16 divisors (see below), whose sum is σ = 8893659340800. Its totient is φ = 1111707417576.

The previous prime is 3890975961527. The next prime is 3890975961559. The reversal of 3890975961558 is 8551695790983.

It is a self number, because there is not a number n which added to its sum of digits gives 3890975961558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3890975961559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46321142358 + ... + 46321142441.

It is an arithmetic number, because the mean of its divisors is an integer number (555853708800).

Almost surely, 2^{3890975961558} is an apocalyptic number.

3890975961558 is an abundant number, since it is smaller than the sum of its proper divisors (5002683379242).

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

3890975961558 is a wasteful number, since it uses less digits than its factorization.

3890975961558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92642284811.

The product of its (nonzero) digits is 734832000, while the sum is 75.

The spelling of 3890975961558 in words is "three trillion, eight hundred ninety billion, nine hundred seventy-five million, nine hundred sixty-one thousand, five hundred fifty-eight".