3911394068 has 12 divisors (see below), whose sum is σ = 7247583252. Its totient is φ = 1840656000.

The previous prime is 3911394059. The next prime is 3911394101. The reversal of 3911394068 is 8604931193.

It can be written as a sum of positive squares in 2 ways, for example, as 3582261904 + 329132164 = 59852^2 + 18142^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28760183 + ... + 28760318.

It is an arithmetic number, because the mean of its divisors is an integer number (603965271).

Almost surely, 2^3911394068 is an apocalyptic number.

It is an amenable number.

3911394068 is a deficient number, since it is larger than the sum of its proper divisors (3336189184).

3911394068 is a wasteful number, since it uses less digits than its factorization.

3911394068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57520522 (or 57520520 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 3911394068 is about 62541.1390046584. The cubic root of 3911394068 is about 1575.5923285477.

The spelling of 3911394068 in words is "three billion, nine hundred eleven million, three hundred ninety-four thousand, sixty-eight".