2500116123 has 16 divisors (see below), whose sum is σ = 3520339200. Its totient is φ = 1575065184.

The previous prime is 2500116119. The next prime is 2500116137. The reversal of 2500116123 is 3216110052.

2500116123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2500116123 - 2² = 2500116119 is a prime.

It is a super-2 number, since 2×2500116123² = 12501161256969102258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2500116123.

It is not an unprimeable number, because it can be changed into a prime (2500116173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212548 + ... + 224001.

It is an arithmetic number, because the mean of its divisors is an integer number (220021200).

Almost surely, 2^2500116123 is an apocalyptic number.

2500116123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2500116123 is a deficient number, since it is larger than the sum of its proper divisors (1020223077).

2500116123 is a wasteful number, since it uses less digits than its factorization.

2500116123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436658.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2500116123 is about 50001.1612165158. The cubic root of 2500116123 is about 1357.2298217266.

Adding to 2500116123 its reverse (3216110052), we get a palindrome (5716226175).

The spelling of 2500116123 in words is "two billion, five hundred million, one hundred sixteen thousand, one hundred twenty-three".