3873745823742 has 64 divisors (see below), whose sum is σ = 8918928921600. Its totient is φ = 1244795539680.

The previous prime is 3873745823719. The next prime is 3873745823797. The reversal of 3873745823742 is 2473285473783.

It is a happy number.

3873745823742 is a `hidden beast` number, since 3 + 8 + 7 + 3 + 7 + 4 + 582 + 3 + 7 + 42 = 666.

It is a super-2 number, since 2×3873745823742² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3873745823742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 898434 + ... + 2924837.

It is an arithmetic number, because the mean of its divisors is an integer number (139358264400).

Almost surely, 2^{3873745823742} is an apocalyptic number.

3873745823742 is an abundant number, since it is smaller than the sum of its proper divisors (5045183097858).

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

3873745823742 is a wasteful number, since it uses less digits than its factorization.

3873745823742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3823958 (or 3823952 counting only the distinct ones).

The product of its digits is 189665280, while the sum is 63.

The spelling of 3873745823742 in words is "three trillion, eight hundred seventy-three billion, seven hundred forty-five million, eight hundred twenty-three thousand, seven hundred forty-two".