1423939723468 has 48 divisors (see below), whose sum is σ = 2783759015520. Its totient is φ = 633355075584.

The previous prime is 1423939723441. The next prime is 1423939723469. The reversal of 1423939723468 is 8643279393241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1423939723469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 713221 + ... + 1832092.

It is an arithmetic number, because the mean of its divisors is an integer number (57994979490).

Almost surely, 2^{1423939723468} is an apocalyptic number.

It is an amenable number.

1423939723468 is a deficient number, since it is larger than the sum of its proper divisors (1359819292052).

1423939723468 is a wasteful number, since it uses less digits than its factorization.

1423939723468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545786 (or 2545784 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 61.

The spelling of 1423939723468 in words is "one trillion, four hundred twenty-three billion, nine hundred thirty-nine million, seven hundred twenty-three thousand, four hundred sixty-eight".