3126248985 has 16 divisors (see below), whose sum is σ = 5002709760. Its totient is φ = 1667095680.

The previous prime is 3126248969. The next prime is 3126249019. The reversal of 3126248985 is 5898426213.

3126248985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3126248985 - 2⁴ = 3126248969 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162981 + ... + 181149.

It is an arithmetic number, because the mean of its divisors is an integer number (312669360).

Almost surely, 2^3126248985 is an apocalyptic number.

It is an amenable number.

3126248985 is a deficient number, since it is larger than the sum of its proper divisors (1876460775).

3126248985 is a wasteful number, since it uses less digits than its factorization.

3126248985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29648.

The product of its digits is 829440, while the sum is 48.

The square root of 3126248985 is about 55912.8695829502. The cubic root of 3126248985 is about 1462.2036193922.

The spelling of 3126248985 in words is "three billion, one hundred twenty-six million, two hundred forty-eight thousand, nine hundred eighty-five".