3915043040201 has 4 divisors (see below), whose sum is σ = 3928877114832. Its totient is φ = 3901208965572.

The previous prime is 3915043040197. The next prime is 3915043040261. The reversal of 3915043040201 is 1020403405193.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3915043040201 - 2² = 3915043040197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3915043040261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6917036891 + ... + 6917037456.

It is an arithmetic number, because the mean of its divisors is an integer number (982219278708).

Almost surely, 2^{3915043040201} is an apocalyptic number.

It is an amenable number.

3915043040201 is a deficient number, since it is larger than the sum of its proper divisors (13834074631).

3915043040201 is a wasteful number, since it uses less digits than its factorization.

3915043040201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13834074630.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 3915043040201 its reverse (1020403405193), we get a palindrome (4935446445394).

The spelling of 3915043040201 in words is "three trillion, nine hundred fifteen billion, forty-three million, forty thousand, two hundred one".