53464177457 has 2 divisors, whose sum is σ = 53464177458. Its totient is φ = 53464177456.

The previous prime is 53464177451. The next prime is 53464177471. The reversal of 53464177457 is 75477146435.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48613194256 + 4850983201 = 220484^2 + 69649^2 .

It is a cyclic number.

It is not a de Polignac number, because 53464177457 - 2¹⁸ = 53463915313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53464177399 and 53464177408.

It is not a weakly prime, because it can be changed into another prime (53464177451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26732088728 + 26732088729.

It is an arithmetic number, because the mean of its divisors is an integer number (26732088729).

Almost surely, 2^53464177457 is an apocalyptic number.

It is an amenable number.

53464177457 is a deficient number, since it is larger than the sum of its proper divisors (1).

53464177457 is an equidigital number, since it uses as much as digits as its factorization.

53464177457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9878400, while the sum is 53.

The spelling of 53464177457 in words is "fifty-three billion, four hundred sixty-four million, one hundred seventy-seven thousand, four hundred fifty-seven".