21410020614 has 32 divisors (see below), whose sum is σ = 43279288416. Its totient is φ = 7060193280.

The previous prime is 21410020613. The next prime is 21410020693. The reversal of 21410020614 is 41602001412.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21410020613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1763814 + ... + 1775910.

It is an arithmetic number, because the mean of its divisors is an integer number (1352477763).

Almost surely, 2^21410020614 is an apocalyptic number.

21410020614 is an abundant number, since it is smaller than the sum of its proper divisors (21869267802).

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

21410020614 is a wasteful number, since it uses less digits than its factorization.

21410020614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15240.

The product of its (nonzero) digits is 384, while the sum is 21.

The spelling of 21410020614 in words is "twenty-one billion, four hundred ten million, twenty thousand, six hundred fourteen".