10140028798 has 4 divisors (see below), whose sum is σ = 15210043200. Its totient is φ = 5070014398.

The previous prime is 10140028721. The next prime is 10140028799. The reversal of 10140028798 is 89782004101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89782004101 = 1321 ⋅67965181.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 10140028798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140028799) by changing a digit.

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 as a sum of consecutive naturals, namely, 2535007198 + ... + 2535007201.

It is an arithmetic number, because the mean of its divisors is an integer number (3802510800).

Almost surely, 2^10140028798 is an apocalyptic number.

10140028798 is a deficient number, since it is larger than the sum of its proper divisors (5070014402).

10140028798 is an equidigital number, since it uses as much as digits as its factorization.

10140028798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5070014401.

The product of its (nonzero) digits is 32256, while the sum is 40.

The spelling of 10140028798 in words is "ten billion, one hundred forty million, twenty-eight thousand, seven hundred ninety-eight".