3963779814 has 16 divisors (see below), whose sum is σ = 7950021552. Its totient is φ = 1317516288.

The previous prime is 3963779783. The next prime is 3963779821. The reversal of 3963779814 is 4189773693.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 933619 + ... + 937854.

It is an arithmetic number, because the mean of its divisors is an integer number (496876347).

Almost surely, 2^3963779814 is an apocalyptic number.

3963779814 is an abundant number, since it is smaller than the sum of its proper divisors (3986241738).

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

3963779814 is a wasteful number, since it uses less digits than its factorization.

3963779814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871831.

The product of its digits is 6858432, while the sum is 57.

The square root of 3963779814 is about 62958.5563208052. The cubic root of 3963779814 is about 1582.5951867554.

The spelling of 3963779814 in words is "three billion, nine hundred sixty-three million, seven hundred seventy-nine thousand, eight hundred fourteen".