5981958877 has 2 divisors, whose sum is σ = 5981958878. Its totient is φ = 5981958876.

The previous prime is 5981958859. The next prime is 5981958883. The reversal of 5981958877 is 7788591895.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5813452516 + 168506361 = 76246^2 + 12981^2 .

It is a cyclic number.

It is not a de Polignac number, because 5981958877 - 2¹⁵ = 5981926109 is a prime.

It is a super-2 number, since 2×5981958877² = 71567664012238202258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5981958817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2990979438 + 2990979439.

It is an arithmetic number, because the mean of its divisors is an integer number (2990979439).

Almost surely, 2^5981958877 is an apocalyptic number.

It is an amenable number.

5981958877 is a deficient number, since it is larger than the sum of its proper divisors (1).

5981958877 is an equidigital number, since it uses as much as digits as its factorization.

5981958877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50803200, while the sum is 67.

The square root of 5981958877 is about 77343.1243033277. The cubic root of 5981958877 is about 1815.2974923370.

The spelling of 5981958877 in words is "five billion, nine hundred eighty-one million, nine hundred fifty-eight thousand, eight hundred seventy-seven".