225826973854 has 4 divisors (see below), whose sum is σ = 338740460784. Its totient is φ = 112913486926.

The previous prime is 225826973803. The next prime is 225826973861. The reversal of 225826973854 is 458379628522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 458379628522 = 2 ⋅229189814261.

It is a super-2 number, since 2×225826973854² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225826973792 and 225826973801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56456743462 + ... + 56456743465.

It is an arithmetic number, because the mean of its divisors is an integer number (84685115196).

Almost surely, 2^225826973854 is an apocalyptic number.

225826973854 is a deficient number, since it is larger than the sum of its proper divisors (112913486930).

225826973854 is a wasteful number, since it uses less digits than its factorization.

225826973854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112913486929.

The product of its digits is 58060800, while the sum is 61.

The spelling of 225826973854 in words is "two hundred twenty-five billion, eight hundred twenty-six million, nine hundred seventy-three thousand, eight hundred fifty-four".