10500551055500 has 96 divisors (see below), whose sum is σ = 25037198903808. Its totient is φ = 3815458104000.

The previous prime is 10500551055481. The next prime is 10500551055523. The reversal of 10500551055500 is 555015500501.

It is a super-2 number, since 2×10500551055500² (a number of 27 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, 6458129 + ... + 7918871.

It is an arithmetic number, because the mean of its divisors is an integer number (260804155248).

Almost surely, 2^{10500551055500} is an apocalyptic number.

10500551055500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10500551055500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12518599451904).

10500551055500 is an abundant number, since it is smaller than the sum of its proper divisors (14536647848308).

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

10500551055500 is a wasteful number, since it uses less digits than its factorization.

10500551055500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462080 (or 1462068 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 10500551055500 in words is "ten trillion, five hundred billion, five hundred fifty-one million, fifty-five thousand, five hundred".