802711796091 has 4 divisors (see below), whose sum is σ = 1070282394792. Its totient is φ = 535141197392.

The previous prime is 802711796039. The next prime is 802711796101. The reversal of 802711796091 is 190697117208.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 802711796091 - 2⁶ = 802711796027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (802711796191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133785299346 + ... + 133785299351.

It is an arithmetic number, because the mean of its divisors is an integer number (267570598698).

Almost surely, 2^802711796091 is an apocalyptic number.

802711796091 is a deficient number, since it is larger than the sum of its proper divisors (267570598701).

802711796091 is a wasteful number, since it uses less digits than its factorization.

802711796091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267570598700.

The product of its (nonzero) digits is 381024, while the sum is 51.

The spelling of 802711796091 in words is "eight hundred two billion, seven hundred eleven million, seven hundred ninety-six thousand, ninety-one".