1345423646226 has 128 divisors (see below), whose sum is σ = 3147540249600. Its totient is φ = 379071221760.

The previous prime is 1345423646221. The next prime is 1345423646227. The reversal of 1345423646226 is 6226463245431.

It is not an unprimeable number, because it can be changed into a prime (1345423646221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45634626 + ... + 45664098.

It is an arithmetic number, because the mean of its divisors is an integer number (24590158200).

Almost surely, 2^{1345423646226} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1345423646226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1573770124800).

1345423646226 is an abundant number, since it is smaller than the sum of its proper divisors (1802116603374).

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

1345423646226 is a wasteful number, since it uses less digits than its factorization.

1345423646226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30184.

The product of its digits is 4976640, while the sum is 48.

The spelling of 1345423646226 in words is "one trillion, three hundred forty-five billion, four hundred twenty-three million, six hundred forty-six thousand, two hundred twenty-six".