3865011324340 has 24 divisors (see below), whose sum is σ = 8116620444072. Its totient is φ = 1545986117760.

The previous prime is 3865011324337. The next prime is 3865011324353. The reversal of 3865011324340 is 434231105683.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 728697835044 + 3136313489296 = 853638^2 + 1770964^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3865011324293 and 3865011324302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638430 + ... + 2852650.

It is an arithmetic number, because the mean of its divisors is an integer number (338192518503).

Almost surely, 2^{3865011324340} is an apocalyptic number.

It is an amenable number.

3865011324340 is an abundant number, since it is smaller than the sum of its proper divisors (4251609119732).

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

3865011324340 is a wasteful number, since it uses less digits than its factorization.

3865011324340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301507 (or 2301505 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 3865011324340 in words is "three trillion, eight hundred sixty-five billion, eleven million, three hundred twenty-four thousand, three hundred forty".