225005745775 has 12 divisors (see below), whose sum is σ = 279118671472. Its totient is φ = 179932631040.

The previous prime is 225005745739. The next prime is 225005745793. The reversal of 225005745775 is 577547500522.

It is not a de Polignac number, because 225005745775 - 2²⁷ = 224871528047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1735314 + ... + 1860463.

Almost surely, 2^225005745775 is an apocalyptic number.

225005745775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225005745775 is a deficient number, since it is larger than the sum of its proper divisors (54112925697).

225005745775 is a wasteful number, since it uses less digits than its factorization.

225005745775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3598290 (or 3598285 counting only the distinct ones).

The product of its (nonzero) digits is 3430000, while the sum is 49.

The spelling of 225005745775 in words is "two hundred twenty-five billion, five million, seven hundred forty-five thousand, seven hundred seventy-five".