105000445442 has 8 divisors (see below), whose sum is σ = 157722815100. Its totient is φ = 52426173744.

The previous prime is 105000445373. The next prime is 105000445463. The reversal of 105000445442 is 244544000501.

105000445442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 103812195601 + 1188249841 = 322199^2 + 34471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105000445442² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37022717 + ... + 37025552.

Almost surely, 2^105000445442 is an apocalyptic number.

105000445442 is a deficient number, since it is larger than the sum of its proper divisors (52722369658).

105000445442 is an equidigital number, since it uses as much as digits as its factorization.

105000445442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74048980.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 105000445442 its reverse (244544000501), we get a palindrome (349544445943).

The spelling of 105000445442 in words is "one hundred five billion, four hundred forty-five thousand, four hundred forty-two".