21714233443653 has 16 divisors (see below), whose sum is σ = 28960577100800. Its totient is φ = 14472023292144.

The previous prime is 21714233443597. The next prime is 21714233443657. The reversal of 21714233443653 is 35634433241712.

It is not a de Polignac number, because 21714233443653 - 2¹² = 21714233439557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21714233443657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166073898 + ... + 166204596.

It is an arithmetic number, because the mean of its divisors is an integer number (1810036068800).

Almost surely, 2^{21714233443653} is an apocalyptic number.

It is an amenable number.

21714233443653 is a deficient number, since it is larger than the sum of its proper divisors (7246343657147).

21714233443653 is a wasteful number, since it uses less digits than its factorization.

21714233443653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146088.

The product of its digits is 4354560, while the sum is 48.

The spelling of 21714233443653 in words is "twenty-one trillion, seven hundred fourteen billion, two hundred thirty-three million, four hundred forty-three thousand, six hundred fifty-three".