6156198828 has 144 divisors (see below), whose sum is σ = 17351913600. Its totient is φ = 1886639040.

The previous prime is 6156198823. The next prime is 6156198857. The reversal of 6156198828 is 8288916516.

It is a happy number.

6156198828 is a `hidden beast` number, since 6 + 15 + 619 + 8 + 8 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (6156198823) 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 47 ways as a sum of consecutive naturals, for example, 6040903 + ... + 6041921.

It is an arithmetic number, because the mean of its divisors is an integer number (120499400).

Almost surely, 2^6156198828 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 6156198828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8675956800).

6156198828 is an abundant number, since it is smaller than the sum of its proper divisors (11195714772).

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

6156198828 is a wasteful number, since it uses less digits than its factorization.

6156198828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389 (or 1368 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 54.

The square root of 6156198828 is about 78461.4480365995. The cubic root of 6156198828 is about 1832.7541544433.

The spelling of 6156198828 in words is "six billion, one hundred fifty-six million, one hundred ninety-eight thousand, eight hundred twenty-eight".