210040956334 has 8 divisors (see below), whose sum is σ = 343703383128. Its totient is φ = 95473161960.

The previous prime is 210040956319. The next prime is 210040956337. The reversal of 210040956334 is 433659040012.

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

It is a junction number, because it is equal to n+sod(n) for n = 210040956293 and 210040956302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210040956337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4773658077 + ... + 4773658120.

It is an arithmetic number, because the mean of its divisors is an integer number (42962922891).

Almost surely, 2^210040956334 is an apocalyptic number.

210040956334 is a deficient number, since it is larger than the sum of its proper divisors (133662426794).

210040956334 is a wasteful number, since it uses less digits than its factorization.

210040956334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9547316210.

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 210040956334 its reverse (433659040012), we get a palindrome (643699996346).

The spelling of 210040956334 in words is "two hundred ten billion, forty million, nine hundred fifty-six thousand, three hundred thirty-four".