423802273247 has 2 divisors, whose sum is σ = 423802273248. Its totient is φ = 423802273246.

The previous prime is 423802273133. The next prime is 423802273273. The reversal of 423802273247 is 742372208324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423802273247 - 2²⁴ = 423785496031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423802273198 and 423802273207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423802273547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211901136623 + 211901136624.

It is an arithmetic number, because the mean of its divisors is an integer number (211901136624).

Almost surely, 2^423802273247 is an apocalyptic number.

423802273247 is a deficient number, since it is larger than the sum of its proper divisors (1).

423802273247 is an equidigital number, since it uses as much as digits as its factorization.

423802273247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 44.

The spelling of 423802273247 in words is "four hundred twenty-three billion, eight hundred two million, two hundred seventy-three thousand, two hundred forty-seven".