3912444688278 has 16 divisors (see below), whose sum is σ = 8942730716160. Its totient is φ = 1117841339496.

The previous prime is 3912444688277. The next prime is 3912444688279. The reversal of 3912444688278 is 8728864442193.

It is an interprime number because it is at equal distance from previous prime (3912444688277) and next prime (3912444688279).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3912444688277) 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, 46576722438 + ... + 46576722521.

It is an arithmetic number, because the mean of its divisors is an integer number (558920669760).

Almost surely, 2^{3912444688278} is an apocalyptic number.

3912444688278 is an abundant number, since it is smaller than the sum of its proper divisors (5030286027882).

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

3912444688278 is a wasteful number, since it uses less digits than its factorization.

3912444688278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93153444971.

The product of its digits is 148635648, while the sum is 66.

The spelling of 3912444688278 in words is "three trillion, nine hundred twelve billion, four hundred forty-four million, six hundred eighty-eight thousand, two hundred seventy-eight".