5861429221721 has 32 divisors (see below), whose sum is σ = 6187854643200. Its totient is φ = 5545144584000.

The previous prime is 5861429221709. The next prime is 5861429221729. The reversal of 5861429221721 is 1271229241685.

It is a cyclic number.

It is not a de Polignac number, because 5861429221721 - 2³⁴ = 5844249352537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5861429221721.

It is not an unprimeable number, because it can be changed into a prime (5861429221729) 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 31 ways as a sum of consecutive naturals, for example, 124903100 + ... + 124950018.

It is an arithmetic number, because the mean of its divisors is an integer number (193370457600).

Almost surely, 2^{5861429221721} is an apocalyptic number.

It is an amenable number.

5861429221721 is a deficient number, since it is larger than the sum of its proper divisors (326425421479).

5861429221721 is a wasteful number, since it uses less digits than its factorization.

5861429221721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47501.

The product of its digits is 967680, while the sum is 50.

The spelling of 5861429221721 in words is "five trillion, eight hundred sixty-one billion, four hundred twenty-nine million, two hundred twenty-one thousand, seven hundred twenty-one".