58642406649 has 20 divisors (see below), whose sum is σ = 87692328064. Its totient is φ = 39054456504.

The previous prime is 58642406617. The next prime is 58642406653. The reversal of 58642406649 is 94660424685.

It is not a de Polignac number, because 58642406649 - 2⁵ = 58642406617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 58642406595 and 58642406604.

It is not an unprimeable number, because it can be changed into a prime (58642446649) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 296017 + ... + 452670.

Almost surely, 2^58642406649 is an apocalyptic number.

It is an amenable number.

58642406649 is a deficient number, since it is larger than the sum of its proper divisors (29049921415).

58642406649 is an equidigital number, since it uses as much as digits as its factorization.

58642406649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749666 (or 749657 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 54.

The spelling of 58642406649 in words is "fifty-eight billion, six hundred forty-two million, four hundred six thousand, six hundred forty-nine".