105164645426 has 4 divisors (see below), whose sum is σ = 157746968142. Its totient is φ = 52582322712.

The previous prime is 105164645389. The next prime is 105164645431. The reversal of 105164645426 is 624546461501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 96506529025 + 8658116401 = 310655^2 + 93049^2 .

It is a super-2 number, since 2×105164645426² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26291161355 + ... + 26291161358.

Almost surely, 2^105164645426 is an apocalyptic number.

105164645426 is a deficient number, since it is larger than the sum of its proper divisors (52582322716).

105164645426 is an equidigital number, since it uses as much as digits as its factorization.

105164645426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52582322715.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 105164645426 in words is "one hundred five billion, one hundred sixty-four million, six hundred forty-five thousand, four hundred twenty-six".