3844685400788 has 6 divisors (see below), whose sum is σ = 6728199451386. Its totient is φ = 1922342700392.

The previous prime is 3844685400779. The next prime is 3844685400847. The reversal of 3844685400788 is 8870045864483.

It can be written as a sum of positive squares in only one way, i.e., 3366681861904 + 478003538884 = 1834852^2 + 691378^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480585675095 + ... + 480585675102.

It is an arithmetic number, because the mean of its divisors is an integer number (1121366575231).

Almost surely, 2^{3844685400788} is an apocalyptic number.

It is an amenable number.

3844685400788 is a deficient number, since it is larger than the sum of its proper divisors (2883514050598).

3844685400788 is a wasteful number, since it uses less digits than its factorization.

3844685400788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961171350201 (or 961171350199 counting only the distinct ones).

The product of its (nonzero) digits is 165150720, while the sum is 65.

The spelling of 3844685400788 in words is "three trillion, eight hundred forty-four billion, six hundred eighty-five million, four hundred thousand, seven hundred eighty-eight".