55451474224739 has 2 divisors, whose sum is σ = 55451474224740. Its totient is φ = 55451474224738.

The previous prime is 55451474224723. The next prime is 55451474224759. The reversal of 55451474224739 is 93742247415455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55451474224739 - 2⁴ = 55451474224723 is a prime.

It is not a weakly prime, because it can be changed into another prime (55451474224709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27725737112369 + 27725737112370.

It is an arithmetic number, because the mean of its divisors is an integer number (27725737112370).

Almost surely, 2^{55451474224739} is an apocalyptic number.

55451474224739 is a deficient number, since it is larger than the sum of its proper divisors (1).

55451474224739 is an equidigital number, since it uses as much as digits as its factorization.

55451474224739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344000, while the sum is 62.

The spelling of 55451474224739 in words is "fifty-five trillion, four hundred fifty-one billion, four hundred seventy-four million, two hundred twenty-four thousand, seven hundred thirty-nine".