105485281142 has 32 divisors (see below), whose sum is σ = 161018668800. Its totient is φ = 51820876800.

The previous prime is 105485281141. The next prime is 105485281147. The reversal of 105485281142 is 241182584501.

It is a super-2 number, since 2×105485281142² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105485281142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105485281141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21832667 + ... + 21837497.

It is an arithmetic number, because the mean of its divisors is an integer number (5031833400).

Almost surely, 2^105485281142 is an apocalyptic number.

105485281142 is a deficient number, since it is larger than the sum of its proper divisors (55533387658).

105485281142 is a wasteful number, since it uses less digits than its factorization.

105485281142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5672.

The product of its (nonzero) digits is 102400, while the sum is 41.

The spelling of 105485281142 in words is "one hundred five billion, four hundred eighty-five million, two hundred eighty-one thousand, one hundred forty-two".