6662266422 has 16 divisors (see below), whose sum is σ = 15228037632. Its totient is φ = 1903504680.

The previous prime is 6662266421. The next prime is 6662266427. The reversal of 6662266422 is 2246622666.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 158625391 = 6662266422 / (6 + 6 + 6 + 2 + 2 + 6 + 6 + 4 + 2 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6662266421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79312654 + ... + 79312737.

It is an arithmetic number, because the mean of its divisors is an integer number (951752352).

Almost surely, 2^6662266422 is an apocalyptic number.

6662266422 is an abundant number, since it is smaller than the sum of its proper divisors (8565771210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6662266422 is a wasteful number, since it uses less digits than its factorization.

6662266422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158625403.

The product of its digits is 497664, while the sum is 42.

The square root of 6662266422 is about 81622.7077595445. The cubic root of 6662266422 is about 1881.6578877495.

The spelling of 6662266422 in words is "six billion, six hundred sixty-two million, two hundred sixty-six thousand, four hundred twenty-two".