550100655632 has 160 divisors (see below), whose sum is σ = 1239694761600. Its totient is φ = 233701171200.

The previous prime is 550100655571. The next prime is 550100655647. The reversal of 550100655632 is 236556001055.

It is a super-2 number, since 2×550100655632² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 447599594 + ... + 447600822.

It is an arithmetic number, because the mean of its divisors is an integer number (7748092260).

Almost surely, 2^550100655632 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 550100655632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619847380800).

550100655632 is an abundant number, since it is smaller than the sum of its proper divisors (689594105968).

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

550100655632 is a wasteful number, since it uses less digits than its factorization.

550100655632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185 (or 2179 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 38.

Adding to 550100655632 its reverse (236556001055), we get a palindrome (786656656687).

The spelling of 550100655632 in words is "five hundred fifty billion, one hundred million, six hundred fifty-five thousand, six hundred thirty-two".