57354500477 has 2 divisors, whose sum is σ = 57354500478. Its totient is φ = 57354500476.

The previous prime is 57354500449. The next prime is 57354500503. The reversal of 57354500477 is 77400545375.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29121763801 + 28232736676 = 170651^2 + 168026^2 .

It is a cyclic number.

It is not a de Polignac number, because 57354500477 - 2⁸ = 57354500221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57354580477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28677250238 + 28677250239.

It is an arithmetic number, because the mean of its divisors is an integer number (28677250239).

Almost surely, 2^57354500477 is an apocalyptic number.

It is an amenable number.

57354500477 is a deficient number, since it is larger than the sum of its proper divisors (1).

57354500477 is an equidigital number, since it uses as much as digits as its factorization.

57354500477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2058000, while the sum is 47.

The spelling of 57354500477 in words is "fifty-seven billion, three hundred fifty-four million, five hundred thousand, four hundred seventy-seven".