54223979507 has 2 divisors, whose sum is σ = 54223979508. Its totient is φ = 54223979506.

The previous prime is 54223979461. The next prime is 54223979531. The reversal of 54223979507 is 70597932245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54223979507 - 2²² = 54219785203 is a prime.

It is not a weakly prime, because it can be changed into another prime (54223979587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27111989753 + 27111989754.

It is an arithmetic number, because the mean of its divisors is an integer number (27111989754).

Almost surely, 2^54223979507 is an apocalyptic number.

54223979507 is a deficient number, since it is larger than the sum of its proper divisors (1).

54223979507 is an equidigital number, since it uses as much as digits as its factorization.

54223979507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4762800, while the sum is 53.

The spelling of 54223979507 in words is "fifty-four billion, two hundred twenty-three million, nine hundred seventy-nine thousand, five hundred seven".