5422277661461 has 2 divisors, whose sum is σ = 5422277661462. Its totient is φ = 5422277661460.

The previous prime is 5422277661443. The next prime is 5422277661497. The reversal of 5422277661461 is 1641667722245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3647603416900 + 1774674244561 = 1909870^2 + 1332169^2 .

It is a cyclic number.

It is not a de Polignac number, because 5422277661461 - 2¹⁸ = 5422277399317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5422277661401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2711138830730 + 2711138830731.

It is an arithmetic number, because the mean of its divisors is an integer number (2711138830731).

Almost surely, 2^{5422277661461} is an apocalyptic number.

It is an amenable number.

5422277661461 is a deficient number, since it is larger than the sum of its proper divisors (1).

5422277661461 is an equidigital number, since it uses as much as digits as its factorization.

5422277661461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6773760, while the sum is 53.

The spelling of 5422277661461 in words is "five trillion, four hundred twenty-two billion, two hundred seventy-seven million, six hundred sixty-one thousand, four hundred sixty-one".