5981125842 has 12 divisors (see below), whose sum is σ = 12959106030. Its totient is φ = 1993708608.

The previous prime is 5981125841. The next prime is 5981125847. The reversal of 5981125842 is 2485211895.

5981125842 is a `hidden beast` number, since 59 + 8 + 1 + 12 + 584 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5644366641 + 336759201 = 75129^2 + 18351^2 .

It is not an unprimeable number, because it can be changed into a prime (5981125841) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166142367 + ... + 166142402.

Almost surely, 2^5981125842 is an apocalyptic number.

5981125842 is an abundant number, since it is smaller than the sum of its proper divisors (6977980188).

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

5981125842 is a wasteful number, since it uses less digits than its factorization.

5981125842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332284777 (or 332284774 counting only the distinct ones).

The product of its digits is 230400, while the sum is 45.

The square root of 5981125842 is about 77337.7387954936. The cubic root of 5981125842 is about 1815.2132235895.

The spelling of 5981125842 in words is "five billion, nine hundred eighty-one million, one hundred twenty-five thousand, eight hundred forty-two".