58436400857 has 2 divisors, whose sum is σ = 58436400858. Its totient is φ = 58436400856.

The previous prime is 58436400851. The next prime is 58436400929. The reversal of 58436400857 is 75800463485.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32217019081 + 26219381776 = 179491^2 + 161924^2 .

It is a cyclic number.

It is not a de Polignac number, because 58436400857 - 2¹² = 58436396761 is a prime.

It is not a weakly prime, because it can be changed into another prime (58436400851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29218200428 + 29218200429.

It is an arithmetic number, because the mean of its divisors is an integer number (29218200429).

Almost surely, 2^58436400857 is an apocalyptic number.

It is an amenable number.

58436400857 is a deficient number, since it is larger than the sum of its proper divisors (1).

58436400857 is an equidigital number, since it uses as much as digits as its factorization.

58436400857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 58436400857 in words is "fifty-eight billion, four hundred thirty-six million, four hundred thousand, eight hundred fifty-seven".