6156233440 has 96 divisors (see below), whose sum is σ = 16666836480. Its totient is φ = 2104994304.

The previous prime is 6156233431. The next prime is 6156233449. The reversal of 6156233440 is 443326516.

It is an interprime number because it is at equal distance from previous prime (6156233431) and next prime (6156233449).

It is a junction number, because it is equal to n+sod(n) for n = 6156233396 and 6156233405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6156233449) 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 15 ways as a sum of consecutive naturals, for example, 417229 + ... + 431731.

It is an arithmetic number, because the mean of its divisors is an integer number (173612880).

Almost surely, 2^6156233440 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 6156233440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8333418240).

6156233440 is an abundant number, since it is smaller than the sum of its proper divisors (10510603040).

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

6156233440 is a wasteful number, since it uses less digits than its factorization.

6156233440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14904 (or 14896 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 6156233440 is about 78461.6686032103. The cubic root of 6156233440 is about 1832.7575892018.

Adding to 6156233440 its reverse (443326516), we get a palindrome (6599559956).

The spelling of 6156233440 in words is "six billion, one hundred fifty-six million, two hundred thirty-three thousand, four hundred forty".