1623134230563 has 4 divisors (see below), whose sum is σ = 2164178974088. Its totient is φ = 1082089487040.

The previous prime is 1623134230511. The next prime is 1623134230609. The reversal of 1623134230563 is 3650324313261.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1623134230563 - 2¹⁶ = 1623134165027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1623134234563) 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, 270522371758 + ... + 270522371763.

It is an arithmetic number, because the mean of its divisors is an integer number (541044743522).

Almost surely, 2^{1623134230563} is an apocalyptic number.

1623134230563 is a deficient number, since it is larger than the sum of its proper divisors (541044743525).

1623134230563 is an equidigital number, since it uses as much as digits as its factorization.

1623134230563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541044743524.

The product of its (nonzero) digits is 233280, while the sum is 39.

The spelling of 1623134230563 in words is "one trillion, six hundred twenty-three billion, one hundred thirty-four million, two hundred thirty thousand, five hundred sixty-three".