10551055128 has 64 divisors (see below), whose sum is σ = 27080524800. Its totient is φ = 3423678720.

The previous prime is 10551055063. The next prime is 10551055147. The reversal of 10551055128 is 82155015501.

It is a super-2 number, since 2×10551055128² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 444013 + ... + 467171.

It is an arithmetic number, because the mean of its divisors is an integer number (423133200).

Almost surely, 2^10551055128 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 10551055128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13540262400).

10551055128 is an abundant number, since it is smaller than the sum of its proper divisors (16529469672).

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

10551055128 is a wasteful number, since it uses less digits than its factorization.

10551055128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23672 (or 23668 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 33.

The spelling of 10551055128 in words is "ten billion, five hundred fifty-one million, fifty-five thousand, one hundred twenty-eight".