9799151899 has 4 divisors (see below), whose sum is σ = 9824737536. Its totient is φ = 9773566264.

The previous prime is 9799151837. The next prime is 9799151911. The reversal of 9799151899 is 9981519979.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9981519979 = 131 ⋅76194809.

It is a cyclic number.

It is not a de Polignac number, because 9799151899 - 2⁹ = 9799151387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9799151819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12792244 + ... + 12793009.

It is an arithmetic number, because the mean of its divisors is an integer number (2456184384).

Almost surely, 2^9799151899 is an apocalyptic number.

9799151899 is a deficient number, since it is larger than the sum of its proper divisors (25585637).

9799151899 is a wasteful number, since it uses less digits than its factorization.

9799151899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25585636.

The product of its digits is 16533720, while the sum is 67.

The square root of 9799151899 is about 98990.6657165210. The cubic root of 9799151899 is about 2139.9132275498.

The spelling of 9799151899 in words is "nine billion, seven hundred ninety-nine million, one hundred fifty-one thousand, eight hundred ninety-nine".