3873706127556 has 48 divisors (see below), whose sum is σ = 9351368308800. Its totient is φ = 1246570928512.

The previous prime is 3873706127513. The next prime is 3873706127561. The reversal of 3873706127556 is 6557216073783.

It is a happy number.

It is a super-3 number, since 3×3873706127556³ (a number of 39 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3873706127556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2525671 + ... + 3758513.

It is an arithmetic number, because the mean of its divisors is an integer number (194820173100).

Almost surely, 2^{3873706127556} is an apocalyptic number.

It is an amenable number.

3873706127556 is an abundant number, since it is smaller than the sum of its proper divisors (5477662181244).

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

3873706127556 is a wasteful number, since it uses less digits than its factorization.

3873706127556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241908 (or 1241906 counting only the distinct ones).

The product of its (nonzero) digits is 44452800, while the sum is 60.

The spelling of 3873706127556 in words is "three trillion, eight hundred seventy-three billion, seven hundred six million, one hundred twenty-seven thousand, five hundred fifty-six".