55665230033 has 16 divisors (see below), whose sum is σ = 63967927296. Its totient is φ = 47450327040.

The previous prime is 55665229987. The next prime is 55665230057. The reversal of 55665230033 is 33003256655.

It is a cyclic number.

It is not a de Polignac number, because 55665230033 - 2⁶ = 55665229969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55665230633) 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, 6349373 + ... + 6358133.

It is an arithmetic number, because the mean of its divisors is an integer number (3997995456).

Almost surely, 2^55665230033 is an apocalyptic number.

It is an amenable number.

55665230033 is a deficient number, since it is larger than the sum of its proper divisors (8302697263).

55665230033 is a wasteful number, since it uses less digits than its factorization.

55665230033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13664.

The product of its (nonzero) digits is 243000, while the sum is 38.

Adding to 55665230033 its reverse (33003256655), we get a palindrome (88668486688).

It can be divided in two parts, 556652 and 30033, that added together give a palindrome (586685).

The spelling of 55665230033 in words is "fifty-five billion, six hundred sixty-five million, two hundred thirty thousand, thirty-three".