1622993749226 has 8 divisors (see below), whose sum is σ = 2435292243300. Its totient is φ = 811229668128.

The previous prime is 1622993749211. The next prime is 1622993749243. The reversal of 1622993749226 is 6229473992261.

It can be written as a sum of positive squares in 2 ways, for example, as 1190357371225 + 432636378001 = 1091035^2 + 657751^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133595651 + ... + 133607798.

Almost surely, 2^{1622993749226} is an apocalyptic number.

1622993749226 is a deficient number, since it is larger than the sum of its proper divisors (812298494074).

1622993749226 is a wasteful number, since it uses less digits than its factorization.

1622993749226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267206488.

The product of its digits is 35271936, while the sum is 62.

The spelling of 1622993749226 in words is "one trillion, six hundred twenty-two billion, nine hundred ninety-three million, seven hundred forty-nine thousand, two hundred twenty-six".