105378545386 has 8 divisors (see below), whose sum is σ = 158237969220. Its totient is φ = 52632555648.

The previous prime is 105378545339. The next prime is 105378545399. The reversal of 105378545386 is 683545873501.

It can be written as a sum of positive squares in 2 ways, for example, as 105150384361 + 228161025 = 324269^2 + 15105^2 .

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

It is a super-2 number, since 2×105378545386² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28356201 + ... + 28359916.

Almost surely, 2^105378545386 is an apocalyptic number.

105378545386 is a deficient number, since it is larger than the sum of its proper divisors (52859423834).

105378545386 is an equidigital number, since it uses as much as digits as its factorization.

105378545386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56717048.

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 105378545386 in words is "one hundred five billion, three hundred seventy-eight million, five hundred forty-five thousand, three hundred eighty-six".