1423104521444 has 24 divisors (see below), whose sum is σ = 2598761514048. Its totient is φ = 680602396320.

The previous prime is 1423104521437. The next prime is 1423104521453. The reversal of 1423104521444 is 4441254013241.

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, 6323054 + ... + 6544250.

It is an arithmetic number, because the mean of its divisors is an integer number (108281729752).

Almost surely, 2^{1423104521444} is an apocalyptic number.

It is an amenable number.

1423104521444 is a deficient number, since it is larger than the sum of its proper divisors (1175656992604).

1423104521444 is a wasteful number, since it uses less digits than its factorization.

1423104521444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291155 (or 291153 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 1423104521444 its reverse (4441254013241), we get a palindrome (5864358534685).

The spelling of 1423104521444 in words is "one trillion, four hundred twenty-three billion, one hundred four million, five hundred twenty-one thousand, four hundred forty-four".