455061221083349 has 2 divisors, whose sum is σ = 455061221083350. Its totient is φ = 455061221083348.

The previous prime is 455061221083307. The next prime is 455061221083439. The reversal of 455061221083349 is 943380122160554.

It is a happy number.

Together with next prime (455061221083439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411149632080625 + 43911589002724 = 20276825^2 + 6626582^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455061221083349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 455061221083349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455061221083649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227530610541674 + 227530610541675.

It is an arithmetic number, because the mean of its divisors is an integer number (227530610541675).

Almost surely, 2^{455061221083349} is an apocalyptic number.

It is an amenable number.

455061221083349 is a deficient number, since it is larger than the sum of its proper divisors (1).

455061221083349 is an equidigital number, since it uses as much as digits as its factorization.

455061221083349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 455061221083349 in words is "four hundred fifty-five trillion, sixty-one billion, two hundred twenty-one million, eighty-three thousand, three hundred forty-nine".