5457223377791 has 2 divisors, whose sum is σ = 5457223377792. Its totient is φ = 5457223377790.

The previous prime is 5457223377691. The next prime is 5457223377799. The reversal of 5457223377791 is 1977733227545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5457223377791 - 2²² = 5457219183487 is a prime.

It is a super-2 number, since 2×5457223377791² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5457223377799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2728611688895 + 2728611688896.

It is an arithmetic number, because the mean of its divisors is an integer number (2728611688896).

Almost surely, 2^{5457223377791} is an apocalyptic number.

5457223377791 is a deficient number, since it is larger than the sum of its proper divisors (1).

5457223377791 is an equidigital number, since it uses as much as digits as its factorization.

5457223377791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77792400, while the sum is 62.

The spelling of 5457223377791 in words is "five trillion, four hundred fifty-seven billion, two hundred twenty-three million, three hundred seventy-seven thousand, seven hundred ninety-one".