21614475116 has 48 divisors (see below), whose sum is σ = 41783124768. Its totient is φ = 9720345600.

The previous prime is 21614475097. The next prime is 21614475143. The reversal of 21614475116 is 61157441612.

It is a self number, because there is not a number n which added to its sum of digits gives 21614475116.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 929876 + ... + 952836.

It is an arithmetic number, because the mean of its divisors is an integer number (870481766).

Almost surely, 2^21614475116 is an apocalyptic number.

21614475116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

21614475116 is a deficient number, since it is larger than the sum of its proper divisors (20168649652).

21614475116 is a wasteful number, since it uses less digits than its factorization.

21614475116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23442 (or 23440 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The spelling of 21614475116 in words is "twenty-one billion, six hundred fourteen million, four hundred seventy-five thousand, one hundred sixteen".