57385782655 has 8 divisors (see below), whose sum is σ = 70464403152. Its totient is φ = 44840983488.

The previous prime is 57385782637. The next prime is 57385782661. The reversal of 57385782655 is 55628758375.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57385782655 - 2⁷ = 57385782527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57385782593 and 57385782602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133455094 + ... + 133455523.

It is an arithmetic number, because the mean of its divisors is an integer number (8808050394).

Almost surely, 2^57385782655 is an apocalyptic number.

57385782655 is a deficient number, since it is larger than the sum of its proper divisors (13078620497).

57385782655 is a wasteful number, since it uses less digits than its factorization.

57385782655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266910665.

The product of its digits is 70560000, while the sum is 61.

The spelling of 57385782655 in words is "fifty-seven billion, three hundred eighty-five million, seven hundred eighty-two thousand, six hundred fifty-five".