2500111040 has 112 divisors (see below), whose sum is σ = 7099840512. Its totient is φ = 819895296.

The previous prime is 2500111037. The next prime is 2500111051. The reversal of 2500111040 is 401110052.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-3 number, since 3×2500111040³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27257 + ... + 75783.

Almost surely, 2^2500111040 is an apocalyptic number.

2500111040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2500111040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3549920256).

2500111040 is an abundant number, since it is smaller than the sum of its proper divisors (4599729472).

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

2500111040 is a wasteful number, since it uses less digits than its factorization.

2500111040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48574 (or 48564 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 2500111040 is about 50001.1103876704. The cubic root of 2500111040 is about 1357.2289019288.

Adding to 2500111040 its reverse (401110052), we get a palindrome (2901221092).

The spelling of 2500111040 in words is "two billion, five hundred million, one hundred eleven thousand, forty".