225401054450525 has 24 divisors (see below), whose sum is σ = 291653556531264. Its totient is φ = 172478327648000.

The previous prime is 225401054450519. The next prime is 225401054450549. The reversal of 225401054450525 is 525054450104522.

It is not a de Polignac number, because 225401054450525 - 2²⁴ = 225401037673309 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 23 ways as a sum of consecutive naturals, for example, 37727237 + ... + 43291413.

It is an arithmetic number, because the mean of its divisors is an integer number (12152231522136).

Almost surely, 2^{225401054450525} is an apocalyptic number.

225401054450525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

225401054450525 is a deficient number, since it is larger than the sum of its proper divisors (66252502080739).

225401054450525 is a wasteful number, since it uses less digits than its factorization.

225401054450525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634661 (or 5634656 counting only the distinct ones).

The product of its (nonzero) digits is 1600000, while the sum is 44.

The spelling of 225401054450525 in words is "two hundred twenty-five trillion, four hundred one billion, fifty-four million, four hundred fifty thousand, five hundred twenty-five".