21614241454232 has 64 divisors (see below), whose sum is σ = 49059347008320. Its totient is φ = 8715037298688.

The previous prime is 21614241454231. The next prime is 21614241454241. The reversal of 21614241454232 is 23245414241612.

It is a self number, because there is not a number n which added to its sum of digits gives 21614241454232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21614241454231) 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, 1804823 + ... + 6818054.

It is an arithmetic number, because the mean of its divisors is an integer number (766552297005).

Almost surely, 2^{21614241454232} is an apocalyptic number.

It is an amenable number.

21614241454232 is an abundant number, since it is smaller than the sum of its proper divisors (27445105554088).

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

21614241454232 is a wasteful number, since it uses less digits than its factorization.

21614241454232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8625540 (or 8625536 counting only the distinct ones).

The product of its digits is 368640, while the sum is 41.

Adding to 21614241454232 its reverse (23245414241612), we get a palindrome (44859655695844).

The spelling of 21614241454232 in words is "twenty-one trillion, six hundred fourteen billion, two hundred forty-one million, four hundred fifty-four thousand, two hundred thirty-two".