3840620455331 has 8 divisors (see below), whose sum is σ = 4258452487728. Its totient is φ = 3434235876000.

The previous prime is 3840620455307. The next prime is 3840620455333. The reversal of 3840620455331 is 1335540260483.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3840620455331 is a prime.

It is a super-2 number, since 2×3840620455331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3840620455333) 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, 2861862560 + ... + 2861863901.

It is an arithmetic number, because the mean of its divisors is an integer number (532306560966).

Almost surely, 2^{3840620455331} is an apocalyptic number.

3840620455331 is a deficient number, since it is larger than the sum of its proper divisors (417832032397).

3840620455331 is a wasteful number, since it uses less digits than its factorization.

3840620455331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5723726533.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 3840620455331 in words is "three trillion, eight hundred forty billion, six hundred twenty million, four hundred fifty-five thousand, three hundred thirty-one".