5891281779 has 32 divisors (see below), whose sum is σ = 8563256064. Its totient is φ = 3588157440.

The previous prime is 5891281777. The next prime is 5891281789. The reversal of 5891281779 is 9771821985.

It is not a de Polignac number, because 5891281779 - 2¹ = 5891281777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5891281777) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349219 + ... + 365699.

It is an arithmetic number, because the mean of its divisors is an integer number (267601752).

Almost surely, 2^5891281779 is an apocalyptic number.

5891281779 is a deficient number, since it is larger than the sum of its proper divisors (2671974285).

5891281779 is a wasteful number, since it uses less digits than its factorization.

5891281779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16707.

The product of its digits is 2540160, while the sum is 57.

The square root of 5891281779 is about 76754.6857136423. The cubic root of 5891281779 is about 1806.0783992755.

The spelling of 5891281779 in words is "five billion, eight hundred ninety-one million, two hundred eighty-one thousand, seven hundred seventy-nine".