455742349057 has 2 divisors, whose sum is σ = 455742349058. Its totient is φ = 455742349056.

The previous prime is 455742349031. The next prime is 455742349061. The reversal of 455742349057 is 750943247554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 455468413456 + 273935601 = 674884^2 + 16551^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455742349057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 455742348989 and 455742349007.

It is not a weakly prime, because it can be changed into another prime (455742347057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227871174528 + 227871174529.

It is an arithmetic number, because the mean of its divisors is an integer number (227871174529).

Almost surely, 2^455742349057 is an apocalyptic number.

It is an amenable number.

455742349057 is a deficient number, since it is larger than the sum of its proper divisors (1).

455742349057 is an equidigital number, since it uses as much as digits as its factorization.

455742349057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168000, while the sum is 55.

The spelling of 455742349057 in words is "four hundred fifty-five billion, seven hundred forty-two million, three hundred forty-nine thousand, fifty-seven".