553218461423 has 2 divisors, whose sum is σ = 553218461424. Its totient is φ = 553218461422.

The previous prime is 553218461407. The next prime is 553218461447. The reversal of 553218461423 is 324164812355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 553218461423 - 2⁴ = 553218461407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553218421423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276609230711 + 276609230712.

It is an arithmetic number, because the mean of its divisors is an integer number (276609230712).

Almost surely, 2^553218461423 is an apocalyptic number.

553218461423 is a deficient number, since it is larger than the sum of its proper divisors (1).

553218461423 is an equidigital number, since it uses as much as digits as its factorization.

553218461423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 691200, while the sum is 44.

The spelling of 553218461423 in words is "five hundred fifty-three billion, two hundred eighteen million, four hundred sixty-one thousand, four hundred twenty-three".