220634460453 has 12 divisors (see below), whose sum is σ = 323354085824. Its totient is φ = 133717854600.

The previous prime is 220634460443. The next prime is 220634460463. The reversal of 220634460453 is 354064436022.

It is an interprime number because it is at equal distance from previous prime (220634460443) and next prime (220634460463).

It is not a de Polignac number, because 220634460453 - 2³⁷ = 83195506981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220634460433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303903853 + ... + 303904578.

Almost surely, 2^220634460453 is an apocalyptic number.

It is an amenable number.

220634460453 is a deficient number, since it is larger than the sum of its proper divisors (102719625371).

220634460453 is a wasteful number, since it uses less digits than its factorization.

220634460453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607808456 (or 607808445 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 220634460453 its reverse (354064436022), we get a palindrome (574698896475).

The spelling of 220634460453 in words is "two hundred twenty billion, six hundred thirty-four million, four hundred sixty thousand, four hundred fifty-three".