54562456349 has 2 divisors, whose sum is σ = 54562456350. Its totient is φ = 54562456348.

The previous prime is 54562456309. The next prime is 54562456367. The reversal of 54562456349 is 94365426545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41032579225 + 13529877124 = 202565^2 + 116318^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54562456349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54562456349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54562456309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27281228174 + 27281228175.

It is an arithmetic number, because the mean of its divisors is an integer number (27281228175).

Almost surely, 2^54562456349 is an apocalyptic number.

It is an amenable number.

54562456349 is a deficient number, since it is larger than the sum of its proper divisors (1).

54562456349 is an equidigital number, since it uses as much as digits as its factorization.

54562456349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552000, while the sum is 53.

The spelling of 54562456349 in words is "fifty-four billion, five hundred sixty-two million, four hundred fifty-six thousand, three hundred forty-nine".