7628223162811 has 4 divisors (see below), whose sum is σ = 7662430441792. Its totient is φ = 7594015883832.

The previous prime is 7628223162797. The next prime is 7628223162827. The reversal of 7628223162811 is 1182613228267.

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 7628223162811 - 2²⁹ = 7627686291899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7628223162851) 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, 17103639156 + ... + 17103639601.

It is an arithmetic number, because the mean of its divisors is an integer number (1915607610448).

Almost surely, 2^{7628223162811} is an apocalyptic number.

7628223162811 is a deficient number, since it is larger than the sum of its proper divisors (34207278981).

7628223162811 is a wasteful number, since it uses less digits than its factorization.

7628223162811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34207278980.

The product of its digits is 774144, while the sum is 49.

The spelling of 7628223162811 in words is "seven trillion, six hundred twenty-eight billion, two hundred twenty-three million, one hundred sixty-two thousand, eight hundred eleven".