55434252623 has 2 divisors, whose sum is σ = 55434252624. Its totient is φ = 55434252622.

The previous prime is 55434252593. The next prime is 55434252659. The reversal of 55434252623 is 32625243455.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55434252623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55434251623) 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, 27717126311 + 27717126312.

It is an arithmetic number, because the mean of its divisors is an integer number (27717126312).

Almost surely, 2^55434252623 is an apocalyptic number.

55434252623 is a deficient number, since it is larger than the sum of its proper divisors (1).

55434252623 is an equidigital number, since it uses as much as digits as its factorization.

55434252623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864000, while the sum is 41.

The spelling of 55434252623 in words is "fifty-five billion, four hundred thirty-four million, two hundred fifty-two thousand, six hundred twenty-three".