55713757 has 16 divisors (see below), whose sum is σ = 64512000. Its totient is φ = 47582640.

The previous prime is 55713703. The next prime is 55713769. The reversal of 55713757 is 75731755.

It is a cyclic number.

It is not a de Polignac number, because 55713757 - 2¹⁹ = 55189469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55713457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25494 + ... + 27592.

It is an arithmetic number, because the mean of its divisors is an integer number (4032000).

Almost surely, 2^55713757 is an apocalyptic number.

It is an amenable number.

55713757 is a deficient number, since it is larger than the sum of its proper divisors (8798243).

55713757 is a wasteful number, since it uses less digits than its factorization.

55713757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256.

The product of its digits is 128625, while the sum is 40.

The square root of 55713757 is about 7464.1648561644. The cubic root of 55713757 is about 381.9332618259.

The spelling of 55713757 in words is "fifty-five million, seven hundred thirteen thousand, seven hundred fifty-seven".