10555110010550 has 96 divisors (see below), whose sum is σ = 23769702927360. Its totient is φ = 3404194675200.

The previous prime is 10555110010531. The next prime is 10555110010591. The reversal of 10555110010550 is 5501001155501.

It is a happy number.

It is a super-2 number, since 2×10555110010550² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 10658381 + ... + 11606519.

It is an arithmetic number, because the mean of its divisors is an integer number (247601072160).

Almost surely, 2^{10555110010550} is an apocalyptic number.

10555110010550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10555110010550 is an abundant number, since it is smaller than the sum of its proper divisors (13214592916810).

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

10555110010550 is a wasteful number, since it uses less digits than its factorization.

10555110010550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950046 (or 950041 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 29.

The spelling of 10555110010550 in words is "ten trillion, five hundred fifty-five billion, one hundred ten million, ten thousand, five hundred fifty".