225541532000 has 96 divisors (see below), whose sum is σ = 565946559360. Its totient is φ = 88297036800.

The previous prime is 225541531991. The next prime is 225541532023. The reversal of 225541532000 is 235145522.

It is a congruent number.

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, 411845 + ... + 787844.

It is an arithmetic number, because the mean of its divisors is an integer number (5895276660).

Almost surely, 2^225541532000 is an apocalyptic number.

225541532000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225541532000 is an abundant number, since it is smaller than the sum of its proper divisors (340405027360).

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

225541532000 is a wasteful number, since it uses less digits than its factorization.

225541532000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199761 (or 1199743 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 225541532000 its reverse (235145522), we get a palindrome (225776677522).

The spelling of 225541532000 in words is "two hundred twenty-five billion, five hundred forty-one million, five hundred thirty-two thousand".