210671296864 has 48 divisors (see below), whose sum is σ = 475000243200. Its totient is φ = 90099160704.

The previous prime is 210671296817. The next prime is 210671296903. The reversal of 210671296864 is 468692176012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 874434 + ... + 1089025.

It is an arithmetic number, because the mean of its divisors is an integer number (9895838400).

Almost surely, 2^210671296864 is an apocalyptic number.

It is an amenable number.

210671296864 is an abundant number, since it is smaller than the sum of its proper divisors (264328946336).

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

210671296864 is a wasteful number, since it uses less digits than its factorization.

210671296864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963955 (or 1963947 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 210671296864 in words is "two hundred ten billion, six hundred seventy-one million, two hundred ninety-six thousand, eight hundred sixty-four".