225813782131838 has 8 divisors (see below), whose sum is σ = 358645418680032. Its totient is φ = 106265309238496.

The previous prime is 225813782131823. The next prime is 225813782131853. The reversal of 225813782131838 is 838131287318522.

It is an interprime number because it is at equal distance from previous prime (225813782131823) and next prime (225813782131853).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3320790913670 + ... + 3320790913737.

It is an arithmetic number, because the mean of its divisors is an integer number (44830677335004).

Almost surely, 2^{225813782131838} is an apocalyptic number.

225813782131838 is a deficient number, since it is larger than the sum of its proper divisors (132831636548194).

225813782131838 is a wasteful number, since it uses less digits than its factorization.

225813782131838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6641581827426.

The product of its digits is 30965760, while the sum is 62.

The spelling of 225813782131838 in words is "two hundred twenty-five trillion, eight hundred thirteen billion, seven hundred eighty-two million, one hundred thirty-one thousand, eight hundred thirty-eight".