3956574695445 has 32 divisors (see below), whose sum is σ = 7035861507840. Its totient is φ = 2109587889600.

The previous prime is 3956574695429. The next prime is 3956574695461. The reversal of 3956574695445 is 5445964756593.

It is a happy number.

3956574695445 is a `hidden beast` number, since 3 + 9 + 5 + 6 + 5 + 74 + 6 + 9 + 544 + 5 = 666.

3956574695445 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3956574695429) and next prime (3956574695461).

It is not a de Polignac number, because 3956574695445 - 2⁴ = 3956574695429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3575706 + ... + 4549595.

It is an arithmetic number, because the mean of its divisors is an integer number (219870672120).

Almost surely, 2^{3956574695445} is an apocalyptic number.

It is an amenable number.

3956574695445 is a deficient number, since it is larger than the sum of its proper divisors (3079286812395).

3956574695445 is a wasteful number, since it uses less digits than its factorization.

3956574695445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8128922 (or 8128916 counting only the distinct ones).

The product of its digits is 2449440000, while the sum is 72.

The spelling of 3956574695445 in words is "three trillion, nine hundred fifty-six billion, five hundred seventy-four million, six hundred ninety-five thousand, four hundred forty-five".