225461664376 has 16 divisors (see below), whose sum is σ = 455259130200. Its totient is φ = 104059229664.

The previous prime is 225461664371. The next prime is 225461664377. The reversal of 225461664376 is 673466164522.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225461664371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1083950206 + ... + 1083950413.

Almost surely, 2^225461664376 is an apocalyptic number.

225461664376 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

225461664376 is an abundant number, since it is smaller than the sum of its proper divisors (229797465824).

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

225461664376 is a wasteful number, since it uses less digits than its factorization.

225461664376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2167900638 (or 2167900634 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 52.

The spelling of 225461664376 in words is "two hundred twenty-five billion, four hundred sixty-one million, six hundred sixty-four thousand, three hundred seventy-six".