4399975989888 has 64 divisors (see below), whose sum is σ = 11687839050720. Its totient is φ = 1466608112640.

The previous prime is 4399975989887. The next prime is 4399975989931. The reversal of 4399975989888 is 8889895799934.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (96).

It is a junction number, because it is equal to n+sod(n) for n = 4399975989795 and 4399975989804.

It is not an unprimeable number, because it can be changed into a prime (4399975989883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11926206 + ... + 12289602.

Almost surely, 2^{4399975989888} is an apocalyptic number.

4399975989888 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4399975989888 is an abundant number, since it is smaller than the sum of its proper divisors (7287863060832).

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

4399975989888 is a wasteful number, since it uses less digits than its factorization.

4399975989888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394945 (or 394933 counting only the distinct ones).

The product of its digits is 101583175680, while the sum is 96.

The spelling of 4399975989888 in words is "four trillion, three hundred ninety-nine billion, nine hundred seventy-five million, nine hundred eighty-nine thousand, eight hundred eighty-eight".