54223621723 has 2 divisors, whose sum is σ = 54223621724. Its totient is φ = 54223621722.

The previous prime is 54223621709. The next prime is 54223621799. The reversal of 54223621723 is 32712632245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54223621723 - 2³³ = 45633687131 is a prime.

It is not a weakly prime, because it can be changed into another prime (54223621703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27111810861 + 27111810862.

It is an arithmetic number, because the mean of its divisors is an integer number (27111810862).

Almost surely, 2^54223621723 is an apocalyptic number.

54223621723 is a deficient number, since it is larger than the sum of its proper divisors (1).

54223621723 is an equidigital number, since it uses as much as digits as its factorization.

54223621723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 37.

The spelling of 54223621723 in words is "fifty-four billion, two hundred twenty-three million, six hundred twenty-one thousand, seven hundred twenty-three".