799111508091 has 16 divisors (see below), whose sum is σ = 1166890341120. Its totient is φ = 483425995680.

The previous prime is 799111508023. The next prime is 799111508131. The reversal of 799111508091 is 190805111997.

It is not a de Polignac number, because 799111508091 - 2¹³ = 799111499899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (799111500091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173642095 + ... + 173646696.

It is an arithmetic number, because the mean of its divisors is an integer number (72930646320).

Almost surely, 2^799111508091 is an apocalyptic number.

799111508091 is a deficient number, since it is larger than the sum of its proper divisors (367778833029).

799111508091 is a wasteful number, since it uses less digits than its factorization.

799111508091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347288866.

The product of its (nonzero) digits is 204120, while the sum is 51.

The spelling of 799111508091 in words is "seven hundred ninety-nine billion, one hundred eleven million, five hundred eight thousand, ninety-one".