220747943653 has 8 divisors (see below), whose sum is σ = 228416882400. Its totient is φ = 213082801008.

The previous prime is 220747943641. The next prime is 220747943659. The reversal of 220747943653 is 356349747022.

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 220747943653 - 2⁵ = 220747943621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220747943653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220747943659) 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, 830451 + ... + 1063552.

It is an arithmetic number, because the mean of its divisors is an integer number (28552110300).

Almost surely, 2^220747943653 is an apocalyptic number.

It is an amenable number.

220747943653 is a deficient number, since it is larger than the sum of its proper divisors (7668938747).

220747943653 is a wasteful number, since it uses less digits than its factorization.

220747943653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898051.

The product of its (nonzero) digits is 7620480, while the sum is 52.

The spelling of 220747943653 in words is "two hundred twenty billion, seven hundred forty-seven million, nine hundred forty-three thousand, six hundred fifty-three".