3968253615 has 8 divisors (see below), whose sum is σ = 6349205808. Its totient is φ = 2116401920.

The previous prime is 3968253613. The next prime is 3968253629. The reversal of 3968253615 is 5163528693.

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

It is not a de Polignac number, because 3968253615 - 2¹ = 3968253613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3968253613) 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, 132275106 + ... + 132275135.

It is an arithmetic number, because the mean of its divisors is an integer number (793650726).

Almost surely, 2^3968253615 is an apocalyptic number.

3968253615 is a deficient number, since it is larger than the sum of its proper divisors (2380952193).

3968253615 is a wasteful number, since it uses less digits than its factorization.

3968253615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264550249.

The product of its digits is 1166400, while the sum is 48.

The square root of 3968253615 is about 62994.0760310047. The cubic root of 3968253615 is about 1583.1903723431.

The spelling of 3968253615 in words is "three billion, nine hundred sixty-eight million, two hundred fifty-three thousand, six hundred fifteen".