10019728834 has 8 divisors (see below), whose sum is σ = 15435798588. Its totient is φ = 4874462640.

The previous prime is 10019728813. The next prime is 10019728837. The reversal of 10019728834 is 43882791001.

10019728834 is digitally balanced in base 2, 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 6964403209 + 3055325625 = 83453^2 + 55275^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10019728837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67700797 + ... + 67700944.

Almost surely, 2^10019728834 is an apocalyptic number.

10019728834 is a deficient number, since it is larger than the sum of its proper divisors (5416069754).

10019728834 is a wasteful number, since it uses less digits than its factorization.

10019728834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135401780.

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 10019728834 in words is "ten billion, nineteen million, seven hundred twenty-eight thousand, eight hundred thirty-four".