105550550551000 has 64 divisors (see below), whose sum is σ = 247006797036480. Its totient is φ = 42217056332800.

The previous prime is 105550550550953. The next prime is 105550550551013. The reversal of 105550550551000 is 155055055501.

It is a super-2 number, since 2×105550550551000² (a number of 29 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, 9418824 + ... + 17315176.

It is an arithmetic number, because the mean of its divisors is an integer number (3859481203695).

Almost surely, 2^{105550550551000} is an apocalyptic number.

105550550551000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105550550551000 is an abundant number, since it is smaller than the sum of its proper divisors (141456246485480).

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

105550550551000 is a wasteful number, since it uses less digits than its factorization.

105550550551000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7909741 (or 7909727 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 37.

The spelling of 105550550551000 in words is "one hundred five trillion, five hundred fifty billion, five hundred fifty million, five hundred fifty-one thousand".