2563501002 has 8 divisors (see below), whose sum is σ = 5127002016. Its totient is φ = 854500332.

The previous prime is 2563501001. The next prime is 2563501013. The reversal of 2563501002 is 2001053652.

It is a sphenic number, since it is the product of 3 distinct primes.

2563501002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2563501001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213625078 + ... + 213625089.

It is an arithmetic number, because the mean of its divisors is an integer number (640875252).

Almost surely, 2^2563501002 is an apocalyptic number.

2563501002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2563501002 is a wasteful number, since it uses less digits than its factorization.

2563501002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427250172.

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

The square root of 2563501002 is about 50631.0280559263. The cubic root of 2563501002 is about 1368.6040804891.

Adding to 2563501002 its reverse (2001053652), we get a palindrome (4564554654).

The spelling of 2563501002 in words is "two billion, five hundred sixty-three million, five hundred one thousand, two".