220613362420453 has 2 divisors, whose sum is σ = 220613362420454. Its totient is φ = 220613362420452.

The previous prime is 220613362420417. The next prime is 220613362420469. The reversal of 220613362420453 is 354024263316022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220195861644004 + 417500776449 = 14838998^2 + 646143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220613362420453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220613362420483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110306681210226 + 110306681210227.

It is an arithmetic number, because the mean of its divisors is an integer number (110306681210227).

Almost surely, 2^{220613362420453} is an apocalyptic number.

It is an amenable number.

220613362420453 is a deficient number, since it is larger than the sum of its proper divisors (1).

220613362420453 is an equidigital number, since it uses as much as digits as its factorization.

220613362420453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 43.

The spelling of 220613362420453 in words is "two hundred twenty trillion, six hundred thirteen billion, three hundred sixty-two million, four hundred twenty thousand, four hundred fifty-three".