3838745507356 has 6 divisors (see below), whose sum is σ = 6717804637880. Its totient is φ = 1919372753676.

The previous prime is 3838745507353. The next prime is 3838745507381. The reversal of 3838745507356 is 6537055478383.

It is a super-2 number, since 2×3838745507356² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3838745507353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479843188416 + ... + 479843188423.

Almost surely, 2^{3838745507356} is an apocalyptic number.

It is an amenable number.

3838745507356 is a deficient number, since it is larger than the sum of its proper divisors (2879059130524).

3838745507356 is a wasteful number, since it uses less digits than its factorization.

3838745507356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959686376843 (or 959686376841 counting only the distinct ones).

The product of its (nonzero) digits is 254016000, while the sum is 64.

The spelling of 3838745507356 in words is "three trillion, eight hundred thirty-eight billion, seven hundred forty-five million, five hundred seven thousand, three hundred fifty-six".