1623783939896 has 16 divisors (see below), whose sum is σ = 3044680282800. Its totient is φ = 811869197824.

The previous prime is 1623783939889. The next prime is 1623783939919. The reversal of 1623783939896 is 6989393873261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2541545 + ... + 3115608.

It is an arithmetic number, because the mean of its divisors is an integer number (190292517675).

Almost surely, 2^{1623783939896} is an apocalyptic number.

It is an amenable number.

1623783939896 is a deficient number, since it is larger than the sum of its proper divisors (1420896342904).

1623783939896 is a wasteful number, since it uses less digits than its factorization.

1623783939896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5693038 (or 5693034 counting only the distinct ones).

The product of its digits is 634894848, while the sum is 74.

The spelling of 1623783939896 in words is "one trillion, six hundred twenty-three billion, seven hundred eighty-three million, nine hundred thirty-nine thousand, eight hundred ninety-six".