2505750328 has 8 divisors (see below), whose sum is σ = 4698281880. Its totient is φ = 1252875160.

The previous prime is 2505750311. The next prime is 2505750347. The reversal of 2505750328 is 8230575052.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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 as a sum of consecutive naturals, namely, 156609388 + ... + 156609403.

It is an arithmetic number, because the mean of its divisors is an integer number (587285235).

Almost surely, 2^2505750328 is an apocalyptic number.

It is an amenable number.

2505750328 is a deficient number, since it is larger than the sum of its proper divisors (2192531552).

2505750328 is a wasteful number, since it uses less digits than its factorization.

2505750328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313218797 (or 313218793 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 2505750328 is about 50057.4702517017. The cubic root of 2505750328 is about 1358.2485975955.

The spelling of 2505750328 in words is "two billion, five hundred five million, seven hundred fifty thousand, three hundred twenty-eight".