2501000116 has 6 divisors (see below), whose sum is σ = 4376750210. Its totient is φ = 1250500056.

The previous prime is 2501000087. The next prime is 2501000119. The reversal of 2501000116 is 6110001052.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2501000100 + 16 = 50010^2 + 4^2 .

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 2501000116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501000119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312625011 + ... + 312625018.

Almost surely, 2^2501000116 is an apocalyptic number.

It is an amenable number.

2501000116 is a deficient number, since it is larger than the sum of its proper divisors (1875750094).

2501000116 is a wasteful number, since it uses less digits than its factorization.

2501000116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625250033 (or 625250031 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 2501000116 is about 50010.0001599680. Note that the first 3 decimals coincide. The cubic root of 2501000116 is about 1357.3897663350.

Subtracting from 2501000116 its sum of digits (16), we obtain a square (2501000100 = 50010²).

Adding to 2501000116 its reverse (6110001052), we get a palindrome (8611001168).

It can be divided in two parts, 25010001 and 16, that multiplied together give a square (400160016 = 20004²).

The spelling of 2501000116 in words is "two billion, five hundred one million, one hundred sixteen", and thus it is an aban number.