105551250512 has 10 divisors (see below), whose sum is σ = 204505547898. Its totient is φ = 52775625248.

The previous prime is 105551250499. The next prime is 105551250529. The reversal of 105551250512 is 215052155501.

It can be written as a sum of positive squares in only one way, i.e., 65728653376 + 39822597136 = 256376^2 + 199556^2 .

It is a super-2 number, since 2×105551250512² (a number of 23 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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3298476563 + ... + 3298476594.

Almost surely, 2^105551250512 is an apocalyptic number.

It is an amenable number.

105551250512 is a deficient number, since it is larger than the sum of its proper divisors (98954297386).

105551250512 is an equidigital number, since it uses as much as digits as its factorization.

105551250512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6596953165 (or 6596953159 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 32.

The spelling of 105551250512 in words is "one hundred five billion, five hundred fifty-one million, two hundred fifty thousand, five hundred twelve".