3126522816 has 84 divisors (see below), whose sum is σ = 8990408232. Its totient is φ = 1038825984.

The previous prime is 3126522811. The next prime is 3126522821. The reversal of 3126522816 is 6182256213.

3126522816 is a `hidden beast` number, since 3 + 126 + 522 + 8 + 1 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (3126522811) and next prime (3126522821).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3126522811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174031 + ... + 191153.

Almost surely, 2^3126522816 is an apocalyptic number.

3126522816 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3126522816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4495204116).

3126522816 is an abundant number, since it is smaller than the sum of its proper divisors (5863885416).

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

3126522816 is a wasteful number, since it uses less digits than its factorization.

3126522816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17458 (or 17445 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 3126522816 is about 55915.3182589530. The cubic root of 3126522816 is about 1462.2463100620.

The spelling of 3126522816 in words is "three billion, one hundred twenty-six million, five hundred twenty-two thousand, eight hundred sixteen".