225740467643 has 8 divisors (see below), whose sum is σ = 235560026016. Its totient is φ = 215921305600.

The previous prime is 225740467627. The next prime is 225740467657. The reversal of 225740467643 is 346764047522.

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 225740467643 - 2⁴ = 225740467627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225740467591 and 225740467600.

It is not an unprimeable number, because it can be changed into a prime (225740467613) 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, 2217113 + ... + 2316693.

It is an arithmetic number, because the mean of its divisors is an integer number (29445003252).

Almost surely, 2^225740467643 is an apocalyptic number.

225740467643 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

225740467643 is a deficient number, since it is larger than the sum of its proper divisors (9819558373).

225740467643 is an equidigital number, since it uses as much as digits as its factorization.

225740467643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198165.

The product of its (nonzero) digits is 6773760, while the sum is 50.

The spelling of 225740467643 in words is "two hundred twenty-five billion, seven hundred forty million, four hundred sixty-seven thousand, six hundred forty-three".