3865934896320 has 112 divisors (see below), whose sum is σ = 14027820933888. Its totient is φ = 883642260480.

The previous prime is 3865934896303. The next prime is 3865934896339. The reversal of 3865934896320 is 236984395683.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-3 number, since 3×3865934896320³ (a number of 39 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287637246 + ... + 287650685.

Almost surely, 2^{3865934896320} is an apocalyptic number.

3865934896320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3865934896320 is an abundant number, since it is smaller than the sum of its proper divisors (10161886037568).

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

3865934896320 is a wasteful number, since it uses less digits than its factorization.

3865934896320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575287958 (or 575287948 counting only the distinct ones).

The product of its (nonzero) digits is 201553920, while the sum is 66.

The spelling of 3865934896320 in words is "three trillion, eight hundred sixty-five billion, nine hundred thirty-four million, eight hundred ninety-six thousand, three hundred twenty".