21676870314 has 48 divisors (see below), whose sum is σ = 52485922944. Its totient is φ = 6408532800.

The previous prime is 21676870307. The next prime is 21676870333. The reversal of 21676870314 is 41307867612.

It is a self number, because there is not a number n which added to its sum of digits gives 21676870314.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1326994 + ... + 1343229.

It is an arithmetic number, because the mean of its divisors is an integer number (1093456728).

Almost surely, 2^21676870314 is an apocalyptic number.

21676870314 is an abundant number, since it is smaller than the sum of its proper divisors (30809052630).

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

21676870314 is a wasteful number, since it uses less digits than its factorization.

21676870314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670283 (or 2670280 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 21676870314 in words is "twenty-one billion, six hundred seventy-six million, eight hundred seventy thousand, three hundred fourteen".