28340211210 has 16 divisors (see below), whose sum is σ = 68016506976. Its totient is φ = 7557389648.

The previous prime is 28340211181. The next prime is 28340211223. The reversal of 28340211210 is 1211204382.

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, 472336824 + ... + 472336883.

It is an arithmetic number, because the mean of its divisors is an integer number (4251031686).

Almost surely, 2^28340211210 is an apocalyptic number.

28340211210 is an abundant number, since it is smaller than the sum of its proper divisors (39676295766).

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

28340211210 is a wasteful number, since it uses less digits than its factorization.

28340211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944673717.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 28340211210 its reverse (1211204382), we get a palindrome (29551415592).

The spelling of 28340211210 in words is "twenty-eight billion, three hundred forty million, two hundred eleven thousand, two hundred ten".