55626323 has 2 divisors, whose sum is σ = 55626324. Its totient is φ = 55626322.

The previous prime is 55626313. The next prime is 55626359. The reversal of 55626323 is 32362655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55626323 - 2¹² = 55622227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55626323.

It is not a weakly prime, because it can be changed into another prime (55626313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27813161 + 27813162.

It is an arithmetic number, because the mean of its divisors is an integer number (27813162).

Almost surely, 2^55626323 is an apocalyptic number.

55626323 is a deficient number, since it is larger than the sum of its proper divisors (1).

55626323 is an equidigital number, since it uses as much as digits as its factorization.

55626323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 32.

The square root of 55626323 is about 7458.3056386823. The cubic root of 55626323 is about 381.7333624430.

Adding to 55626323 its reverse (32362655), we get a palindrome (87988978).

The spelling of 55626323 in words is "fifty-five million, six hundred twenty-six thousand, three hundred twenty-three".