1423814603838 has 32 divisors (see below), whose sum is σ = 3106573672320. Its totient is φ = 431449376160.

The previous prime is 1423814603801. The next prime is 1423814603891. The reversal of 1423814603838 is 8383064183241.

It is a happy number.

It is a super-2 number, since 2×1423814603838² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3100228 + ... + 3529736.

It is an arithmetic number, because the mean of its divisors is an integer number (97080427260).

Almost surely, 2^{1423814603838} is an apocalyptic number.

1423814603838 is an abundant number, since it is smaller than the sum of its proper divisors (1682759068482).

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

1423814603838 is a wasteful number, since it uses less digits than its factorization.

1423814603838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479752.

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 1423814603838 in words is "one trillion, four hundred twenty-three billion, eight hundred fourteen million, six hundred three thousand, eight hundred thirty-eight".