225523090090 has 32 divisors (see below), whose sum is σ = 425290765824. Its totient is φ = 85996278720.

The previous prime is 225523090069. The next prime is 225523090123. The reversal of 225523090090 is 90090325522.

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, 5408289 + ... + 5449828.

It is an arithmetic number, because the mean of its divisors is an integer number (13290336432).

Almost surely, 2^225523090090 is an apocalyptic number.

225523090090 is a deficient number, since it is larger than the sum of its proper divisors (199767675734).

225523090090 is a wasteful number, since it uses less digits than its factorization.

225523090090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10858222.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 225523090090 in words is "two hundred twenty-five billion, five hundred twenty-three million, ninety thousand, ninety".