225617571426 has 32 divisors (see below), whose sum is σ = 486017417088. Its totient is φ = 69410522880.

The previous prime is 225617571409. The next prime is 225617571457. The reversal of 225617571426 is 624175716522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325450 + ... + 746426.

It is an arithmetic number, because the mean of its divisors is an integer number (15188044284).

Almost surely, 2^225617571426 is an apocalyptic number.

225617571426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

225617571426 is an abundant number, since it is smaller than the sum of its proper divisors (260399845662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225617571426 is a wasteful number, since it uses less digits than its factorization.

225617571426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427866.

The product of its digits is 1411200, while the sum is 48.

The spelling of 225617571426 in words is "two hundred twenty-five billion, six hundred seventeen million, five hundred seventy-one thousand, four hundred twenty-six".