3946495693976 has 64 divisors (see below), whose sum is σ = 8755692291360. Its totient is φ = 1647161344000.

The previous prime is 3946495693967. The next prime is 3946495694059. The reversal of 3946495693976 is 6793965946493.

It is a happy number.

It is a super-2 number, since 2×3946495693976² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3946495693976.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32109785 + ... + 32232456.

Almost surely, 2^{3946495693976} is an apocalyptic number.

It is an amenable number.

3946495693976 is an abundant number, since it is smaller than the sum of its proper divisors (4809196597384).

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

3946495693976 is a wasteful number, since it uses less digits than its factorization.

3946495693976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64342316 (or 64342312 counting only the distinct ones).

The product of its digits is 7142567040, while the sum is 80.

The spelling of 3946495693976 in words is "three trillion, nine hundred forty-six billion, four hundred ninety-five million, six hundred ninety-three thousand, nine hundred seventy-six".