55716382 has 4 divisors (see below), whose sum is σ = 83574576. Its totient is φ = 27858190.

The previous prime is 55716371. The next prime is 55716407. The reversal of 55716382 is 28361755.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28361755 = 5 ⋅5672351.

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, 13929094 + ... + 13929097.

It is an arithmetic number, because the mean of its divisors is an integer number (20893644).

Almost surely, 2^55716382 is an apocalyptic number.

55716382 is a deficient number, since it is larger than the sum of its proper divisors (27858194).

55716382 is a wasteful number, since it uses less digits than its factorization.

55716382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27858193.

The product of its digits is 50400, while the sum is 37.

The square root of 55716382 is about 7464.3406942609. The cubic root of 55716382 is about 381.9392600994.

The spelling of 55716382 in words is "fifty-five million, seven hundred sixteen thousand, three hundred eighty-two".