225776257775 has 24 divisors (see below), whose sum is σ = 280948268160. Its totient is φ = 179985817440.

The previous prime is 225776257739. The next prime is 225776257789. The reversal of 225776257775 is 577752677522.

It is a happy number.

It is not a de Polignac number, because 225776257775 - 2⁶ = 225776257711 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13301444 + ... + 13318406.

It is an arithmetic number, because the mean of its divisors is an integer number (11706177840).

Almost surely, 2^225776257775 is an apocalyptic number.

225776257775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225776257775 is a deficient number, since it is larger than the sum of its proper divisors (55172010385).

225776257775 is a wasteful number, since it uses less digits than its factorization.

225776257775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18815 (or 18810 counting only the distinct ones).

The product of its digits is 100842000, while the sum is 62.

The spelling of 225776257775 in words is "two hundred twenty-five billion, seven hundred seventy-six million, two hundred fifty-seven thousand, seven hundred seventy-five".