3967857503607 has 16 divisors (see below), whose sum is σ = 5569023624320. Its totient is φ = 2505969900000.

The previous prime is 3967857503591. The next prime is 3967857503627. The reversal of 3967857503607 is 7063057587693.

It is not a de Polignac number, because 3967857503607 - 2⁴ = 3967857503591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3967857503627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2699232 + ... + 3901482.

It is an arithmetic number, because the mean of its divisors is an integer number (348063976520).

Almost surely, 2^{3967857503607} is an apocalyptic number.

3967857503607 is a deficient number, since it is larger than the sum of its proper divisors (1601166120713).

3967857503607 is a wasteful number, since it uses less digits than its factorization.

3967857503607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260174.

The product of its (nonzero) digits is 200037600, while the sum is 66.

The spelling of 3967857503607 in words is "three trillion, nine hundred sixty-seven billion, eight hundred fifty-seven million, five hundred three thousand, six hundred seven".