6330157812 has 144 divisors (see below), whose sum is σ = 17675985600. Its totient is φ = 1894233600.

The previous prime is 6330157777. The next prime is 6330157817. The reversal of 6330157812 is 2187510336.

6330157812 is a `hidden beast` number, since 633 + 0 + 1 + 5 + 7 + 8 + 12 = 666.

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 (6330157817) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18137814 + ... + 18138162.

It is an arithmetic number, because the mean of its divisors is an integer number (122749900).

Almost surely, 2^6330157812 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 6330157812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8837992800).

6330157812 is an abundant number, since it is smaller than the sum of its proper divisors (11345827788).

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

6330157812 is a wasteful number, since it uses less digits than its factorization.

6330157812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814 (or 809 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 6330157812 is about 79562.2888811025. The cubic root of 6330157812 is about 1849.8570926377.

The spelling of 6330157812 in words is "six billion, three hundred thirty million, one hundred fifty-seven thousand, eight hundred twelve".