22628767699 has 4 divisors (see below), whose sum is σ = 22629081960. Its totient is φ = 22628453440.

The previous prime is 22628767691. The next prime is 22628767709. The reversal of 22628767699 is 99676782622.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 99676782622 = 2 ⋅49838391311.

It is a cyclic number.

It is not a de Polignac number, because 22628767699 - 2³ = 22628767691 is a prime.

It is a super-2 number, since 2×22628767699² (a number of 22 digits) contains 22 as substring.

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 22628767699.

It is not an unprimeable number, because it can be changed into a prime (22628767691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10467 + ... + 212995.

It is an arithmetic number, because the mean of its divisors is an integer number (5657270490).

Almost surely, 2^22628767699 is an apocalyptic number.

22628767699 is a deficient number, since it is larger than the sum of its proper divisors (314261).

22628767699 is a wasteful number, since it uses less digits than its factorization.

22628767699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314260.

The product of its digits is 54867456, while the sum is 64.

The spelling of 22628767699 in words is "twenty-two billion, six hundred twenty-eight million, seven hundred sixty-seven thousand, six hundred ninety-nine".