55332611 has 4 divisors (see below), whose sum is σ = 55664112. Its totient is φ = 55001112.

The previous prime is 55332601. The next prime is 55332623. The reversal of 55332611 is 11623355.

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-55332611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55332601) 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, 165500 + ... + 165833.

It is an arithmetic number, because the mean of its divisors is an integer number (13916028).

Almost surely, 2^55332611 is an apocalyptic number.

55332611 is a deficient number, since it is larger than the sum of its proper divisors (331501).

55332611 is a wasteful number, since it uses less digits than its factorization.

55332611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331500.

The product of its digits is 2700, while the sum is 26.

The square root of 55332611 is about 7438.5893151860. The cubic root of 55332611 is about 381.0603142758.

Adding to 55332611 its reverse (11623355), we get a palindrome (66955966).

The spelling of 55332611 in words is "fifty-five million, three hundred thirty-two thousand, six hundred eleven".