21714274658073 has 4 divisors (see below), whose sum is σ = 28952366210768. Its totient is φ = 14476183105380.

The previous prime is 21714274658033. The next prime is 21714274658101. The reversal of 21714274658073 is 37085647241712.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 21714274658073 - 2¹⁸ = 21714274395929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21714274658033) 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, 3619045776343 + ... + 3619045776348.

It is an arithmetic number, because the mean of its divisors is an integer number (7238091552692).

Almost surely, 2^{21714274658073} is an apocalyptic number.

It is an amenable number.

21714274658073 is a deficient number, since it is larger than the sum of its proper divisors (7238091552695).

21714274658073 is an equidigital number, since it uses as much as digits as its factorization.

21714274658073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7238091552694.

The product of its (nonzero) digits is 15805440, while the sum is 57.

The spelling of 21714274658073 in words is "twenty-one trillion, seven hundred fourteen billion, two hundred seventy-four million, six hundred fifty-eight thousand, seventy-three".