210518293835089 has 32 divisors (see below), whose sum is σ = 217181757358080. Its totient is φ = 203979068025600.

The previous prime is 210518293835051. The next prime is 210518293835119. The reversal of 210518293835089 is 980538392815012.

It is a cyclic number.

It is not a de Polignac number, because 210518293835089 - 2²³ = 210518285446481 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210518293835089.

It is not an unprimeable number, because it can be changed into a prime (210518293835009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4211098884 + ... + 4211148874.

It is an arithmetic number, because the mean of its divisors is an integer number (6786929917440).

Almost surely, 2^{210518293835089} is an apocalyptic number.

It is an amenable number.

210518293835089 is a deficient number, since it is larger than the sum of its proper divisors (6663463522991).

210518293835089 is a wasteful number, since it uses less digits than its factorization.

210518293835089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53661.

The product of its (nonzero) digits is 37324800, while the sum is 64.

The spelling of 210518293835089 in words is "two hundred ten trillion, five hundred eighteen billion, two hundred ninety-three million, eight hundred thirty-five thousand, eighty-nine".