3149637694 has 16 divisors (see below), whose sum is σ = 5402789856. Its totient is φ = 1348992000.

The previous prime is 3149637679. The next prime is 3149637697. The reversal of 3149637694 is 4967369413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3149637697) 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, 47847 + ... + 92674.

It is an arithmetic number, because the mean of its divisors is an integer number (337674366).

Almost surely, 2^3149637694 is an apocalyptic number.

3149637694 is a deficient number, since it is larger than the sum of its proper divisors (2253152162).

3149637694 is a wasteful number, since it uses less digits than its factorization.

3149637694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142131.

The product of its digits is 2939328, while the sum is 52.

The square root of 3149637694 is about 56121.6330304099. The cubic root of 3149637694 is about 1465.8410053102.

The spelling of 3149637694 in words is "three billion, one hundred forty-nine million, six hundred thirty-seven thousand, six hundred ninety-four".