3124777012 has 72 divisors (see below), whose sum is σ = 6665878464. Its totient is φ = 1255233024.

The previous prime is 3124777001. The next prime is 3124777013. The reversal of 3124777012 is 2107774213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3124777013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 978883 + ... + 982069.

Almost surely, 2^3124777012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3124777012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3332939232).

3124777012 is an abundant number, since it is smaller than the sum of its proper divisors (3541101452).

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

3124777012 is a wasteful number, since it uses less digits than its factorization.

3124777012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333 (or 3312 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 3124777012 is about 55899.7049366095. The cubic root of 3124777012 is about 1461.9740938330.

The spelling of 3124777012 in words is "three billion, one hundred twenty-four million, seven hundred seventy-seven thousand, twelve".