220556416253 has 4 divisors (see below), whose sum is σ = 220574077500. Its totient is φ = 220538755008.

The previous prime is 220556416243. The next prime is 220556416261. The reversal of 220556416253 is 352614655022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79824896089 + 140731520164 = 282533^2 + 375142^2 .

It is a cyclic number.

It is not a de Polignac number, because 220556416253 - 2¹⁰ = 220556415229 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 220556416253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220556416243) 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, 8811878 + ... + 8836871.

It is an arithmetic number, because the mean of its divisors is an integer number (55143519375).

Almost surely, 2^220556416253 is an apocalyptic number.

It is an amenable number.

220556416253 is a deficient number, since it is larger than the sum of its proper divisors (17661247).

220556416253 is a wasteful number, since it uses less digits than its factorization.

220556416253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17661246.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 220556416253 in words is "two hundred twenty billion, five hundred fifty-six million, four hundred sixteen thousand, two hundred fifty-three".