6315520002 has 64 divisors (see below), whose sum is σ = 14092959744. Its totient is φ = 1870352640.

The previous prime is 6315519971. The next prime is 6315520007. The reversal of 6315520002 is 2000255136.

It is not an unprimeable number, because it can be changed into a prime (6315520007) 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, 3370938 + ... + 3372810.

It is an arithmetic number, because the mean of its divisors is an integer number (220202496).

Almost surely, 2^6315520002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6315520002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7046479872).

6315520002 is an abundant number, since it is smaller than the sum of its proper divisors (7777439742).

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

6315520002 is a wasteful number, since it uses less digits than its factorization.

6315520002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 6315520002 is about 79470.2460169842. The cubic root of 6315520002 is about 1848.4301268941.

Adding to 6315520002 its reverse (2000255136), we get a palindrome (8315775138).

The spelling of 6315520002 in words is "six billion, three hundred fifteen million, five hundred twenty thousand, two".