3985304458320 has 120 divisors (see below), whose sum is σ = 13387401963936. Its totient is φ = 1062476200704.

The previous prime is 3985304458279. The next prime is 3985304458337. The reversal of 3985304458320 is 238544035893.

3985304458320 is a `hidden beast` number, since 3 + 9 + 8 + 5 + 30 + 4 + 4 + 583 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2119087 + ... + 3530033.

Almost surely, 2^{3985304458320} is an apocalyptic number.

3985304458320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3985304458320 is an abundant number, since it is smaller than the sum of its proper divisors (9402097505616).

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

3985304458320 is a wasteful number, since it uses less digits than its factorization.

3985304458320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414889 (or 1414880 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 3985304458320 in words is "three trillion, nine hundred eighty-five billion, three hundred four million, four hundred fifty-eight thousand, three hundred twenty".