58957455475921 has 2 divisors, whose sum is σ = 58957455475922. Its totient is φ = 58957455475920.

The previous prime is 58957455475913. The next prime is 58957455475937. The reversal of 58957455475921 is 12957455475985.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46887639977025 + 12069815498896 = 6847455^2 + 3474164^2 .

It is a cyclic number.

It is not a de Polignac number, because 58957455475921 - 2³ = 58957455475913 is a prime.

It is a super-2 number, since 2×58957455475921² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (58957455475991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29478727737960 + 29478727737961.

It is an arithmetic number, because the mean of its divisors is an integer number (29478727737961).

Almost surely, 2^{58957455475921} is an apocalyptic number.

It is an amenable number.

58957455475921 is a deficient number, since it is larger than the sum of its proper divisors (1).

58957455475921 is an equidigital number, since it uses as much as digits as its factorization.

58957455475921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200000, while the sum is 76.

The spelling of 58957455475921 in words is "fifty-eight trillion, nine hundred fifty-seven billion, four hundred fifty-five million, four hundred seventy-five thousand, nine hundred twenty-one".