54423290893 has 2 divisors, whose sum is σ = 54423290894. Its totient is φ = 54423290892.

The previous prime is 54423290869. The next prime is 54423290953. The reversal of 54423290893 is 39809232445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28873825929 + 25549464964 = 169923^2 + 159842^2 .

It is a cyclic number.

It is not a de Polignac number, because 54423290893 - 2⁹ = 54423290381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54423290293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27211645446 + 27211645447.

It is an arithmetic number, because the mean of its divisors is an integer number (27211645447).

Almost surely, 2^54423290893 is an apocalyptic number.

It is an amenable number.

54423290893 is a deficient number, since it is larger than the sum of its proper divisors (1).

54423290893 is an equidigital number, since it uses as much as digits as its factorization.

54423290893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 54423290893 in words is "fifty-four billion, four hundred twenty-three million, two hundred ninety thousand, eight hundred ninety-three".