55377323 has 2 divisors, whose sum is σ = 55377324. Its totient is φ = 55377322.

The previous prime is 55377319. The next prime is 55377349. The reversal of 55377323 is 32377355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55377323 - 2² = 55377319 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (55370323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27688661 + 27688662.

It is an arithmetic number, because the mean of its divisors is an integer number (27688662).

Almost surely, 2^55377323 is an apocalyptic number.

55377323 is a deficient number, since it is larger than the sum of its proper divisors (1).

55377323 is an equidigital number, since it uses as much as digits as its factorization.

55377323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 66150, while the sum is 35.

The square root of 55377323 is about 7441.5941168543. The cubic root of 55377323 is about 381.1629263479.

The spelling of 55377323 in words is "fifty-five million, three hundred seventy-seven thousand, three hundred twenty-three".