3956099378 has 24 divisors (see below), whose sum is σ = 7530536304. Its totient is φ = 1541337000.

The previous prime is 3956099321. The next prime is 3956099417. The reversal of 3956099378 is 8739906593.

It is a super-2 number, since 2×3956099378² = 31301444577223973768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1833848 + ... + 1836003.

It is an arithmetic number, because the mean of its divisors is an integer number (313772346).

Almost surely, 2^3956099378 is an apocalyptic number.

3956099378 is a deficient number, since it is larger than the sum of its proper divisors (3574436926).

3956099378 is a wasteful number, since it uses less digits than its factorization.

3956099378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3669878 (or 3669871 counting only the distinct ones).

The product of its (nonzero) digits is 11022480, while the sum is 59.

The square root of 3956099378 is about 62897.5307782428. The cubic root of 3956099378 is about 1581.5723515810.

The spelling of 3956099378 in words is "three billion, nine hundred fifty-six million, ninety-nine thousand, three hundred seventy-eight".