55716123 has 8 divisors (see below), whose sum is σ = 78658128. Its totient is φ = 34959104.

The previous prime is 55716109. The next prime is 55716127. The reversal of 55716123 is 32161755.

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 55716123 - 2⁴ = 55716107 is a prime.

It is a super-2 number, since 2×55716123² = 6208572724302258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55716127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546186 + ... + 546287.

It is an arithmetic number, because the mean of its divisors is an integer number (9832266).

Almost surely, 2^55716123 is an apocalyptic number.

55716123 is a deficient number, since it is larger than the sum of its proper divisors (22942005).

55716123 is a wasteful number, since it uses less digits than its factorization.

55716123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092493.

The product of its digits is 6300, while the sum is 30.

The square root of 55716123 is about 7464.3233450863. The cubic root of 55716123 is about 381.9386682781.

Adding to 55716123 its reverse (32161755), we get a palindrome (87877878).

The spelling of 55716123 in words is "fifty-five million, seven hundred sixteen thousand, one hundred twenty-three".