210742878008 has 16 divisors (see below), whose sum is σ = 425538503880. Its totient is φ = 97265943648.

The previous prime is 210742877981. The next prime is 210742878023. The reversal of 210742878008 is 800878247012.

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, 1013186810 + ... + 1013187017.

Almost surely, 2^210742878008 is an apocalyptic number.

It is an amenable number.

210742878008 is an abundant number, since it is smaller than the sum of its proper divisors (214795625872).

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

210742878008 is a wasteful number, since it uses less digits than its factorization.

210742878008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026373846 (or 2026373842 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 47.

The spelling of 210742878008 in words is "two hundred ten billion, seven hundred forty-two million, eight hundred seventy-eight thousand, eight".