223405542431 has 8 divisors (see below), whose sum is σ = 230648006784. Its totient is φ = 216165317760.

The previous prime is 223405542407. The next prime is 223405542457. The reversal of 223405542431 is 134245504322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 223405542431 - 2²⁶ = 223338433567 is a prime.

It is a super-2 number, since 2×223405542431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223405542391 and 223405542400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223405541431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356006 + ... + 757331.

It is an arithmetic number, because the mean of its divisors is an integer number (28831000848).

Almost surely, 2^223405542431 is an apocalyptic number.

223405542431 is a deficient number, since it is larger than the sum of its proper divisors (7242464353).

223405542431 is a wasteful number, since it uses less digits than its factorization.

223405542431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119841.

The product of its (nonzero) digits is 115200, while the sum is 35.

The spelling of 223405542431 in words is "two hundred twenty-three billion, four hundred five million, five hundred forty-two thousand, four hundred thirty-one".