21124706714 has 8 divisors (see below), whose sum is σ = 31826651328. Its totient is φ = 10515822940.

The previous prime is 21124706699. The next prime is 21124706717. The reversal of 21124706714 is 41760742112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (21124706717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23264642 + ... + 23265549.

It is an arithmetic number, because the mean of its divisors is an integer number (3978331416).

Almost surely, 2^21124706714 is an apocalyptic number.

21124706714 is a deficient number, since it is larger than the sum of its proper divisors (10701944614).

21124706714 is a wasteful number, since it uses less digits than its factorization.

21124706714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46530420.

The product of its (nonzero) digits is 18816, while the sum is 35.

The spelling of 21124706714 in words is "twenty-one billion, one hundred twenty-four million, seven hundred six thousand, seven hundred fourteen".