231433314353552 has 20 divisors (see below), whose sum is σ = 448413305974620. Its totient is φ = 115713751521408.

The previous prime is 231433314353537. The next prime is 231433314353567. The reversal of 231433314353552 is 255353413334132.

It is an interprime number because it is at equal distance from previous prime (231433314353537) and next prime (231433314353567).

It can be written as a sum of positive squares in 2 ways, for example, as 142072668491776 + 89360645861776 = 11919424^2 + 9453076^2 .

It is a super-2 number, since 2×231433314353552² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 231433314353497 and 231433314353506.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 180946283 + ... + 182220810.

It is an arithmetic number, because the mean of its divisors is an integer number (22420665298731).

Almost surely, 2^{231433314353552} is an apocalyptic number.

It is an amenable number.

231433314353552 is a deficient number, since it is larger than the sum of its proper divisors (216979991621068).

231433314353552 is a wasteful number, since it uses less digits than its factorization.

231433314353552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363206930 (or 363206924 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 47.

Adding to 231433314353552 its reverse (255353413334132), we get a palindrome (486786727687684).

The spelling of 231433314353552 in words is "two hundred thirty-one trillion, four hundred thirty-three billion, three hundred fourteen million, three hundred fifty-three thousand, five hundred fifty-two".