351245636226 has 64 divisors (see below), whose sum is σ = 791461440000. Its totient is φ = 115448426496.

The previous prime is 351245636219. The next prime is 351245636237. The reversal of 351245636226 is 622636542153.

351245636226 is a `hidden beast` number, since 3 + 5 + 1 + 2 + 4 + 5 + 636 + 2 + 2 + 6 = 666.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3227020 + ... + 3334088.

It is an arithmetic number, because the mean of its divisors is an integer number (12366585000).

Almost surely, 2^351245636226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 351245636226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (395730720000).

351245636226 is an abundant number, since it is smaller than the sum of its proper divisors (440215803774).

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

351245636226 is a wasteful number, since it uses less digits than its factorization.

351245636226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107928 (or 107922 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The spelling of 351245636226 in words is "three hundred fifty-one billion, two hundred forty-five million, six hundred thirty-six thousand, two hundred twenty-six".