3775795043328 has 2112 divisors, whose sum is σ = 15633079833600. Its totient is φ = 874455367680.

The previous prime is 3775795043323. The next prime is 3775795043351. The reversal of 3775795043328 is 8233405975773.

3775795043328 is a `hidden beast` number, since 3 + 7 + 7 + 5 + 79 + 504 + 33 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (2112).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3775795043323) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 198726054903 + ... + 198726054921.

Almost surely, 2^{3775795043328} is an apocalyptic number.

3775795043328 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3775795043328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7816539916800).

3775795043328 is an abundant number, since it is smaller than the sum of its proper divisors (11857284790272).

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

3775795043328 is a wasteful number, since it uses less digits than its factorization.

3775795043328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 59 counting only the distinct ones).

The product of its (nonzero) digits is 133358400, while the sum is 63.

The spelling of 3775795043328 in words is "three trillion, seven hundred seventy-five billion, seven hundred ninety-five million, forty-three thousand, three hundred twenty-eight".