58450163621 has 2 divisors, whose sum is σ = 58450163622. Its totient is φ = 58450163620.

The previous prime is 58450163599. The next prime is 58450163647. The reversal of 58450163621 is 12636105485.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47694192100 + 10755971521 = 218390^2 + 103711^2 .

It is a cyclic number.

It is not a de Polignac number, because 58450163621 - 2¹⁴ = 58450147237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58450163021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29225081810 + 29225081811.

It is an arithmetic number, because the mean of its divisors is an integer number (29225081811).

Almost surely, 2^58450163621 is an apocalyptic number.

It is an amenable number.

58450163621 is a deficient number, since it is larger than the sum of its proper divisors (1).

58450163621 is an equidigital number, since it uses as much as digits as its factorization.

58450163621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 58450163621 in words is "fifty-eight billion, four hundred fifty million, one hundred sixty-three thousand, six hundred twenty-one".