10999707842 has 6 divisors (see below), whose sum is σ = 16499784249. Its totient is φ = 5499779760.

The previous prime is 10999707833. The next prime is 10999707869. The reversal of 10999707842 is 24870799901.

It can be written as a sum of positive squares in 2 ways, for example, as 10641779281 + 357928561 = 103159^2 + 18919^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=74161.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 111242 + ... + 185402.

Almost surely, 2^10999707842 is an apocalyptic number.

10999707842 is a deficient number, since it is larger than the sum of its proper divisors (5500076407).

10999707842 is an frugal number, since it uses more digits than its factorization.

10999707842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148324 (or 74163 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 56.

The spelling of 10999707842 in words is "ten billion, nine hundred ninety-nine million, seven hundred seven thousand, eight hundred forty-two".