4345203513444 has 24 divisors (see below), whose sum is σ = 10139897365248. Its totient is φ = 1448245575840.

The previous prime is 4345203513437. The next prime is 4345203513481. The reversal of 4345203513444 is 4443153025434.

It is a super-2 number, since 2×4345203513444² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4345203513396 and 4345203513405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19333027 + ... + 19556490.

It is an arithmetic number, because the mean of its divisors is an integer number (422495723552).

Almost surely, 2^{4345203513444} is an apocalyptic number.

It is an amenable number.

4345203513444 is an abundant number, since it is smaller than the sum of its proper divisors (5794693851804).

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

4345203513444 is a wasteful number, since it uses less digits than its factorization.

4345203513444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38898835 (or 38898833 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 4345203513444 its reverse (4443153025434), we get a palindrome (8788356538878).

The spelling of 4345203513444 in words is "four trillion, three hundred forty-five billion, two hundred three million, five hundred thirteen thousand, four hundred forty-four".