3864444147750 has 128 divisors (see below), whose sum is σ = 10503434073600. Its totient is φ = 942615676800.

The previous prime is 3864444147727. The next prime is 3864444147761. The reversal of 3864444147750 is 577414444683.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4262424 + ... + 5088923.

It is an arithmetic number, because the mean of its divisors is an integer number (82058078700).

Almost surely, 2^{3864444147750} is an apocalyptic number.

3864444147750 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3864444147750 is an abundant number, since it is smaller than the sum of its proper divisors (6638989925850).

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

3864444147750 is a wasteful number, since it uses less digits than its factorization.

3864444147750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9351415 (or 9351405 counting only the distinct ones).

The product of its (nonzero) digits is 36126720, while the sum is 57.

The spelling of 3864444147750 in words is "three trillion, eight hundred sixty-four billion, four hundred forty-four million, one hundred forty-seven thousand, seven hundred fifty".