211345468386 has 16 divisors (see below), whose sum is σ = 455205624384. Its totient is φ = 65029374864.

The previous prime is 211345468363. The next prime is 211345468421. The reversal of 211345468386 is 683864543112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354778566 + ... + 1354778721.

It is an arithmetic number, because the mean of its divisors is an integer number (28450351524).

Almost surely, 2^211345468386 is an apocalyptic number.

211345468386 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

211345468386 is an abundant number, since it is smaller than the sum of its proper divisors (243860155998).

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

211345468386 is a wasteful number, since it uses less digits than its factorization.

211345468386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2709557305.

The product of its digits is 3317760, while the sum is 51.

The spelling of 211345468386 in words is "two hundred eleven billion, three hundred forty-five million, four hundred sixty-eight thousand, three hundred eighty-six".