3149497718 has 8 divisors (see below), whose sum is σ = 4732215048. Its totient is φ = 1572092704.

The previous prime is 3149497717. The next prime is 3149497739. The reversal of 3149497718 is 8177949413.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3149497718.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3149497711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1326596 + ... + 1328967.

It is an arithmetic number, because the mean of its divisors is an integer number (591526881).

Almost surely, 2^3149497718 is an apocalyptic number.

3149497718 is a deficient number, since it is larger than the sum of its proper divisors (1582717330).

3149497718 is a wasteful number, since it uses less digits than its factorization.

3149497718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2656158.

The product of its digits is 1524096, while the sum is 53.

The square root of 3149497718 is about 56120.3859395140. The cubic root of 3149497718 is about 1465.8192900507.

The spelling of 3149497718 in words is "three billion, one hundred forty-nine million, four hundred ninety-seven thousand, seven hundred eighteen".