57554325566 has 4 divisors (see below), whose sum is σ = 86331488352. Its totient is φ = 28777162782.

The previous prime is 57554325559. The next prime is 57554325583. The reversal of 57554325566 is 66552345575.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14388581390 + ... + 14388581393.

It is an arithmetic number, because the mean of its divisors is an integer number (21582872088).

Almost surely, 2^57554325566 is an apocalyptic number.

57554325566 is a deficient number, since it is larger than the sum of its proper divisors (28777162786).

57554325566 is a wasteful number, since it uses less digits than its factorization.

57554325566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28777162785.

The product of its digits is 18900000, while the sum is 53.

The spelling of 57554325566 in words is "fifty-seven billion, five hundred fifty-four million, three hundred twenty-five thousand, five hundred sixty-six".