5456661022511 has 2 divisors, whose sum is σ = 5456661022512. Its totient is φ = 5456661022510.

The previous prime is 5456661022489. The next prime is 5456661022613. The reversal of 5456661022511 is 1152201666545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5456661022511 - 2²⁶ = 5456593913647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5456661052511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2728330511255 + 2728330511256.

It is an arithmetic number, because the mean of its divisors is an integer number (2728330511256).

Almost surely, 2^{5456661022511} is an apocalyptic number.

5456661022511 is a deficient number, since it is larger than the sum of its proper divisors (1).

5456661022511 is an equidigital number, since it uses as much as digits as its factorization.

5456661022511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 5456661022511 in words is "five trillion, four hundred fifty-six billion, six hundred sixty-one million, twenty-two thousand, five hundred eleven".