3956263797 has 8 divisors (see below), whose sum is σ = 5315286240. Its totient is φ = 2617375280.

The previous prime is 3956263709. The next prime is 3956263823. The reversal of 3956263797 is 7973626593.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3956263797 - 2⁸ = 3956263541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956213797) 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, 5033022 + ... + 5033807.

It is an arithmetic number, because the mean of its divisors is an integer number (664410780).

Almost surely, 2^3956263797 is an apocalyptic number.

It is an amenable number.

3956263797 is a deficient number, since it is larger than the sum of its proper divisors (1359022443).

3956263797 is a wasteful number, since it uses less digits than its factorization.

3956263797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10066963.

The product of its digits is 12859560, while the sum is 57.

The square root of 3956263797 is about 62898.8378032536. The cubic root of 3956263797 is about 1581.5942617942.

The spelling of 3956263797 in words is "three billion, nine hundred fifty-six million, two hundred sixty-three thousand, seven hundred ninety-seven".