344545023450 has 96 divisors (see below), whose sum is σ = 862834435776. Its totient is φ = 90983554560.

The previous prime is 344545023401. The next prime is 344545023481. The reversal of 344545023450 is 54320545443.

It is a super-2 number, since 2×344545023450² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 344545023399 and 344545023408.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6747214 + ... + 6798086.

It is an arithmetic number, because the mean of its divisors is an integer number (8987858706).

Almost surely, 2^344545023450 is an apocalyptic number.

344545023450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 344545023450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431417217888).

344545023450 is an abundant number, since it is smaller than the sum of its proper divisors (518289412326).

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

344545023450 is a wasteful number, since it uses less digits than its factorization.

344545023450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51328 (or 51323 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 344545023450 its reverse (54320545443), we get a palindrome (398865568893).

The spelling of 344545023450 in words is "three hundred forty-four billion, five hundred forty-five million, twenty-three thousand, four hundred fifty".