21414006814 has 8 divisors (see below), whose sum is σ = 32600428488. Its totient is φ = 10547197320.

The previous prime is 21414006811. The next prime is 21414006833. The reversal of 21414006814 is 41860041412.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21414006811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79902877 + ... + 79903144.

It is an arithmetic number, because the mean of its divisors is an integer number (4075053561).

Almost surely, 2^21414006814 is an apocalyptic number.

21414006814 is a deficient number, since it is larger than the sum of its proper divisors (11186421674).

21414006814 is a wasteful number, since it uses less digits than its factorization.

21414006814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159806090.

The product of its (nonzero) digits is 6144, while the sum is 31.

The spelling of 21414006814 in words is "twenty-one billion, four hundred fourteen million, six thousand, eight hundred fourteen".