6332400312 has 128 divisors (see below), whose sum is σ = 19194278400. Its totient is φ = 1699504128.

The previous prime is 6332400307. The next prime is 6332400317. The reversal of 6332400312 is 2130042336.

It is an interprime number because it is at equal distance from previous prime (6332400307) and next prime (6332400317).

It is a super-2 number, since 2×6332400312² = 80198587422835394688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6332400317) 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, 1691739 + ... + 1695477.

It is an arithmetic number, because the mean of its divisors is an integer number (149955300).

Almost surely, 2^6332400312 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 6332400312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9597139200).

6332400312 is an abundant number, since it is smaller than the sum of its proper divisors (12861878088).

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

6332400312 is a wasteful number, since it uses less digits than its factorization.

6332400312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4365 (or 4361 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 6332400312 is about 79576.3803650304. The cubic root of 6332400312 is about 1850.0755081915.

Adding to 6332400312 its reverse (2130042336), we get a palindrome (8462442648).

The spelling of 6332400312 in words is "six billion, three hundred thirty-two million, four hundred thousand, three hundred twelve".