2505002001 has 8 divisors (see below), whose sum is σ = 3380244000. Its totient is φ = 1649880672.

The previous prime is 2505001997. The next prime is 2505002033. The reversal of 2505002001 is 1002005052.

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

It is not a de Polignac number, because 2505002001 - 2² = 2505001997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2505002041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5029876 + ... + 5030373.

It is an arithmetic number, because the mean of its divisors is an integer number (422530500).

Almost surely, 2^2505002001 is an apocalyptic number.

It is an amenable number.

2505002001 is a deficient number, since it is larger than the sum of its proper divisors (875241999).

2505002001 is a wasteful number, since it uses less digits than its factorization.

2505002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10060335.

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 2505002001 is about 50049.9950149848. The cubic root of 2505002001 is about 1358.1133732563.

Adding to 2505002001 its reverse (1002005052), we get a palindrome (3507007053).

The spelling of 2505002001 in words is "two billion, five hundred five million, two thousand, one".