2500050004 has 6 divisors (see below), whose sum is σ = 4375087514. Its totient is φ = 1250025000.

The previous prime is 2500049947. The next prime is 2500050019. The reversal of 2500050004 is 4000500052.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2499800004 + 250000 = 49998^2 + 500^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2500050004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312506247 + ... + 312506254.

Almost surely, 2^2500050004 is an apocalyptic number.

It is an amenable number.

2500050004 is a deficient number, since it is larger than the sum of its proper divisors (1875037510).

2500050004 is a wasteful number, since it uses less digits than its factorization.

2500050004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625012505 (or 625012503 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 2500050004 is about 50000.5000374996. The cubic root of 2500050004 is about 1357.2178570197.

Adding to 2500050004 its reverse (4000500052), we get a palindrome (6500550056).

The spelling of 2500050004 in words is "two billion, five hundred million, fifty thousand, four".