223405545023 has 2 divisors, whose sum is σ = 223405545024. Its totient is φ = 223405545022.

The previous prime is 223405544993. The next prime is 223405545031. The reversal of 223405545023 is 320545504322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223405545023 - 2⁶ = 223405544959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223405245023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111702772511 + 111702772512.

It is an arithmetic number, because the mean of its divisors is an integer number (111702772512).

Almost surely, 2^223405545023 is an apocalyptic number.

223405545023 is a deficient number, since it is larger than the sum of its proper divisors (1).

223405545023 is an equidigital number, since it uses as much as digits as its factorization.

223405545023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 223405545023 in words is "two hundred twenty-three billion, four hundred five million, five hundred forty-five thousand, twenty-three".