225212678026 has 32 divisors (see below), whose sum is σ = 387927555840. Its totient is φ = 96058656000.

The previous prime is 225212678021. The next prime is 225212678059. The reversal of 225212678026 is 620876212522.

It is not an unprimeable number, because it can be changed into a prime (225212678021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2418856 + ... + 2510236.

It is an arithmetic number, because the mean of its divisors is an integer number (12122736120).

Almost surely, 2^225212678026 is an apocalyptic number.

225212678026 is a deficient number, since it is larger than the sum of its proper divisors (162714877814).

225212678026 is a wasteful number, since it uses less digits than its factorization.

225212678026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92230.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 225212678026 in words is "two hundred twenty-five billion, two hundred twelve million, six hundred seventy-eight thousand, twenty-six".