55646711 has 4 divisors (see below), whose sum is σ = 55845024. Its totient is φ = 55448400.

The previous prime is 55646707. The next prime is 55646713. The reversal of 55646711 is 11764655.

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

It is a cyclic number.

It is not a de Polignac number, because 55646711 - 2² = 55646707 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 (55646713) 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, 98735 + ... + 99296.

It is an arithmetic number, because the mean of its divisors is an integer number (13961256).

Almost surely, 2^55646711 is an apocalyptic number.

55646711 is a deficient number, since it is larger than the sum of its proper divisors (198313).

55646711 is a wasteful number, since it uses less digits than its factorization.

55646711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198312.

The product of its digits is 25200, while the sum is 35.

The square root of 55646711 is about 7459.6723118378. The cubic root of 55646711 is about 381.7799940180.

The spelling of 55646711 in words is "fifty-five million, six hundred forty-six thousand, seven hundred eleven".