210673790845 has 32 divisors (see below), whose sum is σ = 304166246400. Its totient is φ = 136842716736.

The previous prime is 210673790819. The next prime is 210673790857. The reversal of 210673790845 is 548097376012.

It is a cyclic number.

It is not a de Polignac number, because 210673790845 - 2⁵ = 210673790813 is a prime.

It is a super-2 number, since 2×210673790845² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210673790792 and 210673790801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8810616 + ... + 8834494.

It is an arithmetic number, because the mean of its divisors is an integer number (9505195200).

It is a 2-persistent number, because it is pandigital, and so is 2⋅210673790845 = 421347581690, but 3⋅210673790845 = 632021372535 is not.

Almost surely, 2^210673790845 is an apocalyptic number.

It is an amenable number.

210673790845 is a deficient number, since it is larger than the sum of its proper divisors (93492455555).

210673790845 is a wasteful number, since it uses less digits than its factorization.

210673790845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37177.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 210673790845 in words is "two hundred ten billion, six hundred seventy-three million, seven hundred ninety thousand, eight hundred forty-five".