6318273940 has 72 divisors (see below), whose sum is σ = 14618338560. Its totient is φ = 2292185280.

The previous prime is 6318273937. The next prime is 6318273943. The reversal of 6318273940 is 493728136.

It is an interprime number because it is at equal distance from previous prime (6318273937) and next prime (6318273943).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6318273943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1117641 + ... + 1123279.

It is an arithmetic number, because the mean of its divisors is an integer number (203032480).

Almost surely, 2^6318273940 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 6318273940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7309169280).

6318273940 is an abundant number, since it is smaller than the sum of its proper divisors (8300064620).

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

6318273940 is a wasteful number, since it uses less digits than its factorization.

6318273940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6133 (or 6120 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 6318273940 is about 79487.5709781095. The cubic root of 6318273940 is about 1848.6987625847.

The spelling of 6318273940 in words is "six billion, three hundred eighteen million, two hundred seventy-three thousand, nine hundred forty".