21114534414 has 16 divisors (see below), whose sum is σ = 42234819840. Its totient is φ = 7037219640.

The previous prime is 21114534383. The next prime is 21114534421. The reversal of 21114534414 is 41443541112.

It is a congruent number.

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, 191142 + ... + 280649.

It is an arithmetic number, because the mean of its divisors is an integer number (2639676240).

Almost surely, 2^21114534414 is an apocalyptic number.

21114534414 is an abundant number, since it is smaller than the sum of its proper divisors (21120285426).

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

21114534414 is a wasteful number, since it uses less digits than its factorization.

21114534414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479255.

The product of its digits is 7680, while the sum is 30.

The spelling of 21114534414 in words is "twenty-one billion, one hundred fourteen million, five hundred thirty-four thousand, four hundred fourteen".