57744113659 has 4 divisors (see below), whose sum is σ = 57763565640. Its totient is φ = 57724661680.

The previous prime is 57744113653. The next prime is 57744113683. The reversal of 57744113659 is 95631144775.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57744113659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57744113653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9721537 + ... + 9727474.

It is an arithmetic number, because the mean of its divisors is an integer number (14440891410).

Almost surely, 2^57744113659 is an apocalyptic number.

57744113659 is a deficient number, since it is larger than the sum of its proper divisors (19451981).

57744113659 is a wasteful number, since it uses less digits than its factorization.

57744113659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19451980.

The product of its digits is 3175200, while the sum is 52.

The spelling of 57744113659 in words is "fifty-seven billion, seven hundred forty-four million, one hundred thirteen thousand, six hundred fifty-nine".