210797898490008 has 64 divisors (see below), whose sum is σ = 587999716992000. Its totient is φ = 69971966287776.

The previous prime is 210797898489977. The next prime is 210797898490043. The reversal of 210797898490008 is 800094898797012.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2041614060 + ... + 2041717307.

It is an arithmetic number, because the mean of its divisors is an integer number (9187495578000).

Almost surely, 2^{210797898490008} is an apocalyptic number.

It is an amenable number.

210797898490008 is an abundant number, since it is smaller than the sum of its proper divisors (377201818501992).

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

210797898490008 is a wasteful number, since it uses less digits than its factorization.

210797898490008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083331621 (or 4083331611 counting only the distinct ones).

The product of its (nonzero) digits is 146313216, while the sum is 72.

The spelling of 210797898490008 in words is "two hundred ten trillion, seven hundred ninety-seven billion, eight hundred ninety-eight million, four hundred ninety thousand, eight".