3936693456 has 60 divisors (see below), whose sum is σ = 11023526592. Its totient is φ = 1311486528.

The previous prime is 3936693437. The next prime is 3936693461. The reversal of 3936693456 is 6543966393.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 285145 + ... + 298631.

Almost surely, 2^3936693456 is an apocalyptic number.

3936693456 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3936693456 is an abundant number, since it is smaller than the sum of its proper divisors (7086833136).

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

3936693456 is a wasteful number, since it uses less digits than its factorization.

3936693456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15528 (or 15519 counting only the distinct ones).

The product of its digits is 9447840, while the sum is 54.

The square root of 3936693456 is about 62743.0749644931. The cubic root of 3936693456 is about 1578.9820735979.

The spelling of 3936693456 in words is "three billion, nine hundred thirty-six million, six hundred ninety-three thousand, four hundred fifty-six".