20763609674328 has 48 divisors (see below), whose sum is σ = 56317111292520. Its totient is φ = 6911069675136.

The previous prime is 20763609674321. The next prime is 20763609674389. The reversal of 20763609674328 is 82347690636702.

20763609674328 is a `hidden beast` number, since 20 + 7 + 63 + 60 + 9 + 67 + 432 + 8 = 666.

It is a super-2 number, since 2×20763609674328² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20763609674321) 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, 211066101 + ... + 211164452.

Almost surely, 2^{20763609674328} is an apocalyptic number.

It is an amenable number.

20763609674328 is an abundant number, since it is smaller than the sum of its proper divisors (35553501618192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20763609674328 is a wasteful number, since it uses less digits than its factorization.

20763609674328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422231248 (or 422231241 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 63.

The spelling of 20763609674328 in words is "twenty trillion, seven hundred sixty-three billion, six hundred nine million, six hundred seventy-four thousand, three hundred twenty-eight".