423059854553 has 4 divisors (see below), whose sum is σ = 483496976640. Its totient is φ = 362622732468.

The previous prime is 423059854543. The next prime is 423059854559. The reversal of 423059854553 is 355458950324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423059854553 - 2¹² = 423059850457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423059854495 and 423059854504.

It is not an unprimeable number, because it can be changed into a prime (423059854559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30218561033 + ... + 30218561046.

It is an arithmetic number, because the mean of its divisors is an integer number (120874244160).

Almost surely, 2^423059854553 is an apocalyptic number.

It is an amenable number.

423059854553 is a deficient number, since it is larger than the sum of its proper divisors (60437122087).

423059854553 is an equidigital number, since it uses as much as digits as its factorization.

423059854553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60437122086.

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 423059854553 in words is "four hundred twenty-three billion, fifty-nine million, eight hundred fifty-four thousand, five hundred fifty-three".