6332001540 has 96 divisors (see below), whose sum is σ = 18146540160. Its totient is φ = 1649197056.

The previous prime is 6332001523. The next prime is 6332001547. The reversal of 6332001540 is 451002336.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6332001540.

It is not an unprimeable number, because it can be changed into a prime (6332001547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 550084 + ... + 561476.

It is an arithmetic number, because the mean of its divisors is an integer number (189026460).

Almost surely, 2^6332001540 is an apocalyptic number.

6332001540 is a gapful number since it is divisible by the number (60) 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 6332001540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9073270080).

6332001540 is an abundant number, since it is smaller than the sum of its proper divisors (11814538620).

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

6332001540 is a wasteful number, since it uses less digits than its factorization.

6332001540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11621 (or 11619 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 6332001540 is about 79573.8747328544. The cubic root of 6332001540 is about 1850.0366722704.

Adding to 6332001540 its reverse (451002336), we get a palindrome (6783003876).

The spelling of 6332001540 in words is "six billion, three hundred thirty-two million, one thousand, five hundred forty".