21714156107653 has 8 divisors (see below), whose sum is σ = 22692948565248. Its totient is φ = 20738255209584.

The previous prime is 21714156107639. The next prime is 21714156107687. The reversal of 21714156107653 is 35670165141712.

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

It is a cyclic number.

It is not a de Polignac number, because 21714156107653 - 2²⁹ = 21713619236741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21714156107597 and 21714156107606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21714156107453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722874525 + ... + 722904562.

It is an arithmetic number, because the mean of its divisors is an integer number (2836618570656).

Almost surely, 2^{21714156107653} is an apocalyptic number.

21714156107653 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

21714156107653 is a deficient number, since it is larger than the sum of its proper divisors (978792457595).

21714156107653 is a wasteful number, since it uses less digits than its factorization.

21714156107653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445779763.

The product of its (nonzero) digits is 1058400, while the sum is 49.

The spelling of 21714156107653 in words is "twenty-one trillion, seven hundred fourteen billion, one hundred fifty-six million, one hundred seven thousand, six hundred fifty-three".