2502621011 has 4 divisors (see below), whose sum is σ = 2730132024. Its totient is φ = 2275110000.

The previous prime is 2502620971. The next prime is 2502621047. The reversal of 2502621011 is 1101262052.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2502621011 is a prime.

It is a super-2 number, since 2×2502621011² = 12526223849397324242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2502621211) 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, 113755490 + ... + 113755511.

It is an arithmetic number, because the mean of its divisors is an integer number (682533006).

Almost surely, 2^2502621011 is an apocalyptic number.

2502621011 is a deficient number, since it is larger than the sum of its proper divisors (227511013).

2502621011 is a wasteful number, since it uses less digits than its factorization.

2502621011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227511012.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 2502621011 is about 50026.2032439001. The cubic root of 2502621011 is about 1357.6829438695.

Adding to 2502621011 its reverse (1101262052), we get a palindrome (3603883063).

The spelling of 2502621011 in words is "two billion, five hundred two million, six hundred twenty-one thousand, eleven".