10426688730 has 24 divisors (see below), whose sum is σ = 27109390932. Its totient is φ = 2780450304.

The previous prime is 10426688717. The next prime is 10426688749. The reversal of 10426688730 is 3788662401.

It can be written as a sum of positive squares in 2 ways, for example, as 10389928761 + 36759969 = 101931^2 + 6063^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

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 11 ways as a sum of consecutive naturals, for example, 57925959 + ... + 57926138.

Almost surely, 2^10426688730 is an apocalyptic number.

10426688730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10426688730 is an abundant number, since it is smaller than the sum of its proper divisors (16682702202).

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

10426688730 is a wasteful number, since it uses less digits than its factorization.

10426688730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115852110 (or 115852107 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 10426688730 in words is "ten billion, four hundred twenty-six million, six hundred eighty-eight thousand, seven hundred thirty".