21246601714 has 32 divisors (see below), whose sum is σ = 34538232960. Its totient is φ = 9744371712.

The previous prime is 21246601711. The next prime is 21246601741. The reversal of 21246601714 is 41710664212.

It is a self number, because there is not a number n which added to its sum of digits gives 21246601714.

It is not an unprimeable number, because it can be changed into a prime (21246601711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2929777 + ... + 2937019.

It is an arithmetic number, because the mean of its divisors is an integer number (1079319780).

Almost surely, 2^21246601714 is an apocalyptic number.

21246601714 is a deficient number, since it is larger than the sum of its proper divisors (13291631246).

21246601714 is a wasteful number, since it uses less digits than its factorization.

21246601714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7954.

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 21246601714 in words is "twenty-one billion, two hundred forty-six million, six hundred one thousand, seven hundred fourteen".