225152010312040 has 96 divisors (see below), whose sum is σ = 589307808234600. Its totient is φ = 77194073295360.

The previous prime is 225152010312029. The next prime is 225152010312161. The reversal of 225152010312040 is 40213010251522.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 200505769920036 + 24646240392004 = 14160006^2 + 4964498^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 179516710 + ... + 180766570.

Almost surely, 2^{225152010312040} is an apocalyptic number.

225152010312040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225152010312040 is an abundant number, since it is smaller than the sum of its proper divisors (364155797922560).

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

225152010312040 is a wasteful number, since it uses less digits than its factorization.

225152010312040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341795 (or 1341784 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 225152010312040 its reverse (40213010251522), we get a palindrome (265365020563562).

The spelling of 225152010312040 in words is "two hundred twenty-five trillion, one hundred fifty-two billion, ten million, three hundred twelve thousand, forty".