1423154558468 has 6 divisors (see below), whose sum is σ = 2490520477326. Its totient is φ = 711577279232.

The previous prime is 1423154558467. The next prime is 1423154558489. The reversal of 1423154558468 is 8648554513241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1271102914624 + 152051643844 = 1127432^2 + 389938^2 .

It is not an unprimeable number, because it can be changed into a prime (1423154558467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177894319805 + ... + 177894319812.

It is an arithmetic number, because the mean of its divisors is an integer number (415086746221).

Almost surely, 2^{1423154558468} is an apocalyptic number.

It is an amenable number.

1423154558468 is a deficient number, since it is larger than the sum of its proper divisors (1067365918858).

1423154558468 is a wasteful number, since it uses less digits than its factorization.

1423154558468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355788639621 (or 355788639619 counting only the distinct ones).

The product of its digits is 18432000, while the sum is 56.

The spelling of 1423154558468 in words is "one trillion, four hundred twenty-three billion, one hundred fifty-four million, five hundred fifty-eight thousand, four hundred sixty-eight".