2502145404 has 240 divisors, whose sum is σ = 7566894720. Its totient is φ = 713784960.

The previous prime is 2502145381. The next prime is 2502145453. The reversal of 2502145404 is 4045412052.

2502145404 is a `hidden beast` number, since 250 + 2 + 1 + 4 + 5 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4444027 + ... + 4444589.

It is an arithmetic number, because the mean of its divisors is an integer number (31528728).

Almost surely, 2^2502145404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2502145404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3783447360).

2502145404 is an abundant number, since it is smaller than the sum of its proper divisors (5064749316).

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

2502145404 is a wasteful number, since it uses less digits than its factorization.

2502145404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 651 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 2502145404 is about 50021.4494392156. The cubic root of 2502145404 is about 1357.5969321218.

Adding to 2502145404 its reverse (4045412052), we get a palindrome (6547557456).

The spelling of 2502145404 in words is "two billion, five hundred two million, one hundred forty-five thousand, four hundred four".