344423123020002 has 128 divisors (see below), whose sum is σ = 775390139596800. Its totient is φ = 101198281155840.

The previous prime is 344423123019931. The next prime is 344423123020043. The reversal of 344423123020002 is 200020321324443.

It is a super-2 number, since 2×344423123020002² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3430083177 + ... + 3430183587.

It is an arithmetic number, because the mean of its divisors is an integer number (6057735465600).

Almost surely, 2^{344423123020002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344423123020002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387695069798400).

344423123020002 is an abundant number, since it is smaller than the sum of its proper divisors (430967016576798).

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

344423123020002 is a wasteful number, since it uses less digits than its factorization.

344423123020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103648.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 344423123020002 its reverse (200020321324443), we get a palindrome (544443444344445).

The spelling of 344423123020002 in words is "three hundred forty-four trillion, four hundred twenty-three billion, one hundred twenty-three million, twenty thousand, two".