58738398991 has 2 divisors, whose sum is σ = 58738398992. Its totient is φ = 58738398990.

The previous prime is 58738398973. The next prime is 58738399067. The reversal of 58738398991 is 19989383785.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 58738398991 - 2¹⁵ = 58738366223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 58738398991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58738398391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29369199495 + 29369199496.

It is an arithmetic number, because the mean of its divisors is an integer number (29369199496).

Almost surely, 2^58738398991 is an apocalyptic number.

58738398991 is a deficient number, since it is larger than the sum of its proper divisors (1).

58738398991 is an equidigital number, since it uses as much as digits as its factorization.

58738398991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117573120, while the sum is 70.

The spelling of 58738398991 in words is "fifty-eight billion, seven hundred thirty-eight million, three hundred ninety-eight thousand, nine hundred ninety-one".