633155555050564 has 96 divisors (see below), whose sum is σ = 1386138042598400. Its totient is φ = 246361827317760.

The previous prime is 633155555050561. The next prime is 633155555050583. The reversal of 633155555050564 is 465050555551336.

It is a junction number, because it is equal to n+sod(n) for n = 633155555050499 and 633155555050508.

It is not an unprimeable number, because it can be changed into a prime (633155555050561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 502046572 + ... + 503306140.

Almost surely, 2^{633155555050564} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 633155555050564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693069021299200).

633155555050564 is an abundant number, since it is smaller than the sum of its proper divisors (752982487547836).

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

633155555050564 is a wasteful number, since it uses less digits than its factorization.

633155555050564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282293 (or 1282291 counting only the distinct ones).

The product of its (nonzero) digits is 101250000, while the sum is 58.

The spelling of 633155555050564 in words is "six hundred thirty-three trillion, one hundred fifty-five billion, five hundred fifty-five million, fifty thousand, five hundred sixty-four".