2698223811 has 8 divisors (see below), whose sum is σ = 3599714640. Its totient is φ = 1797774432.

The previous prime is 2698223809. The next prime is 2698223837. The reversal of 2698223811 is 1183228962.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2698223811 - 2¹ = 2698223809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2698223851) 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 7 ways as a sum of consecutive naturals, for example, 254296 + ... + 264693.

It is an arithmetic number, because the mean of its divisors is an integer number (449964330).

Almost surely, 2^2698223811 is an apocalyptic number.

2698223811 is a deficient number, since it is larger than the sum of its proper divisors (901490829).

2698223811 is a wasteful number, since it uses less digits than its factorization.

2698223811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520725.

The product of its digits is 82944, while the sum is 42.

The square root of 2698223811 is about 51944.4300286373. The cubic root of 2698223811 is about 1392.1712372124.

The spelling of 2698223811 in words is "two billion, six hundred ninety-eight million, two hundred twenty-three thousand, eight hundred eleven".