1626244220226 has 32 divisors (see below), whose sum is σ = 3260324825856. Its totient is φ = 540775568000.

The previous prime is 1626244220219. The next prime is 1626244220239. The reversal of 1626244220226 is 6220224426261.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40272286 + ... + 40312646.

It is an arithmetic number, because the mean of its divisors is an integer number (101885150808).

Almost surely, 2^{1626244220226} is an apocalyptic number.

1626244220226 is an abundant number, since it is smaller than the sum of its proper divisors (1634080605630).

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

1626244220226 is a wasteful number, since it uses less digits than its factorization.

1626244220226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56378.

The product of its (nonzero) digits is 221184, while the sum is 39.

Adding to 1626244220226 its reverse (6220224426261), we get a palindrome (7846468646487).

The spelling of 1626244220226 in words is "one trillion, six hundred twenty-six billion, two hundred forty-four million, two hundred twenty thousand, two hundred twenty-six".