10605642426 has 24 divisors (see below), whose sum is σ = 22985719380. Its totient is φ = 3534163776.

The previous prime is 10605642379. The next prime is 10605642427. The reversal of 10605642426 is 62424650601.

10605642426 is a `hidden beast` number, since 1 + 0 + 6 + 0 + 5 + 642 + 4 + 2 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10598908401 + 6734025 = 102951^2 + 2595^2 .

It is a super-2 number, since 2×10605642426² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10605642427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24021 + ... + 147608.

Almost surely, 2^10605642426 is an apocalyptic number.

10605642426 is an abundant number, since it is smaller than the sum of its proper divisors (12380076954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10605642426 is a wasteful number, since it uses less digits than its factorization.

10605642426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175070 (or 175067 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 10605642426 in words is "ten billion, six hundred five million, six hundred forty-two thousand, four hundred twenty-six".