798047780911 has 4 divisors (see below), whose sum is σ = 807014610000. Its totient is φ = 789080951824.

The previous prime is 798047780899. The next prime is 798047780923. The reversal of 798047780911 is 119087740897.

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

It is an interprime number because it is at equal distance from previous prime (798047780899) and next prime (798047780923).

It is a cyclic number.

It is not a de Polignac number, because 798047780911 - 2¹⁹ = 798047256623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 798047780911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798047780941) 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, 4483414411 + ... + 4483414588.

It is an arithmetic number, because the mean of its divisors is an integer number (201753652500).

Almost surely, 2^798047780911 is an apocalyptic number.

798047780911 is a deficient number, since it is larger than the sum of its proper divisors (8966829089).

798047780911 is an equidigital number, since it uses as much as digits as its factorization.

798047780911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8966829088.

The product of its (nonzero) digits is 7112448, while the sum is 61.

The spelling of 798047780911 in words is "seven hundred ninety-eight billion, forty-seven million, seven hundred eighty thousand, nine hundred eleven".