8799140042 has 32 divisors (see below), whose sum is σ = 16484618880. Its totient is φ = 3422177280.

The previous prime is 8799140029. The next prime is 8799140057. The reversal of 8799140042 is 2400419978.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 8799139975 and 8799140002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37418 + ... + 137834.

It is an arithmetic number, because the mean of its divisors is an integer number (515144340).

Almost surely, 2^8799140042 is an apocalyptic number.

8799140042 is a deficient number, since it is larger than the sum of its proper divisors (7685478838).

8799140042 is a wasteful number, since it uses less digits than its factorization.

8799140042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101006.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 8799140042 is about 93803.7314929422. The cubic root of 8799140042 is about 2064.4929773929.

Subtracting from 8799140042 its reverse (2400419978), we obtain a square (6398720064 = 79992²).

It can be divided in two parts, 8799 and 140042, that added together give a palindrome (148841).

The spelling of 8799140042 in words is "eight billion, seven hundred ninety-nine million, one hundred forty thousand, forty-two".