55796623 has 2 divisors, whose sum is σ = 55796624. Its totient is φ = 55796622.

The previous prime is 55796617. The next prime is 55796659. The reversal of 55796623 is 32669755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55796623 - 2⁵ = 55796591 is a prime.

It is a super-2 number, since 2×55796623² = 6226526276408258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55796623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55796603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27898311 + 27898312.

It is an arithmetic number, because the mean of its divisors is an integer number (27898312).

Almost surely, 2^55796623 is an apocalyptic number.

55796623 is a deficient number, since it is larger than the sum of its proper divisors (1).

55796623 is an equidigital number, since it uses as much as digits as its factorization.

55796623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 43.

The square root of 55796623 is about 7469.7137160670. The cubic root of 55796623 is about 382.1225244970.

The spelling of 55796623 in words is "fifty-five million, seven hundred ninety-six thousand, six hundred twenty-three".