3925438775000 has 96 divisors (see below), whose sum is σ = 9206270136000. Its totient is φ = 1569047040000.

The previous prime is 3925438774981. The next prime is 3925438775003. The reversal of 3925438775000 is 5778345293.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3925438775003) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 35169281 + ... + 35280719.

It is an arithmetic number, because the mean of its divisors is an integer number (95898647250).

Almost surely, 2^{3925438775000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3925438775000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4603135068000).

3925438775000 is an abundant number, since it is smaller than the sum of its proper divisors (5280831361000).

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

3925438775000 is a wasteful number, since it uses less digits than its factorization.

3925438775000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112879 (or 112855 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 53.

The spelling of 3925438775000 in words is "three trillion, nine hundred twenty-five billion, four hundred thirty-eight million, seven hundred seventy-five thousand".