2505808126 has 8 divisors (see below), whose sum is σ = 3979812960. Its totient is φ = 1179203808.

The previous prime is 2505808121. The next prime is 2505808169. The reversal of 2505808126 is 6218085052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505808121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36850086 + ... + 36850153.

It is an arithmetic number, because the mean of its divisors is an integer number (497476620).

Almost surely, 2^2505808126 is an apocalyptic number.

2505808126 is a deficient number, since it is larger than the sum of its proper divisors (1474004834).

2505808126 is a wasteful number, since it uses less digits than its factorization.

2505808126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73700258.

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 2505808126 is about 50058.0475648022. The cubic root of 2505808126 is about 1358.2590407015.

The spelling of 2505808126 in words is "two billion, five hundred five million, eight hundred eight thousand, one hundred twenty-six".