74058721720231 has 2 divisors, whose sum is σ = 74058721720232. Its totient is φ = 74058721720230.

The previous prime is 74058721720201. The next prime is 74058721720267. The reversal of 74058721720231 is 13202712785047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74058721720231 - 2⁷ = 74058721720103 is a prime.

It is a super-2 number, since 2×74058721720231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74058721720201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37029360860115 + 37029360860116.

It is an arithmetic number, because the mean of its divisors is an integer number (37029360860116).

Almost surely, 2^{74058721720231} is an apocalyptic number.

74058721720231 is a deficient number, since it is larger than the sum of its proper divisors (1).

74058721720231 is an equidigital number, since it uses as much as digits as its factorization.

74058721720231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 74058721720231 in words is "seventy-four trillion, fifty-eight billion, seven hundred twenty-one million, seven hundred twenty thousand, two hundred thirty-one".