2505533564 has 6 divisors (see below), whose sum is σ = 4384683744. Its totient is φ = 1252766780.

The previous prime is 2505533549. The next prime is 2505533567. The reversal of 2505533564 is 4653355052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505533567) by changing a digit.

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, 313191692 + ... + 313191699.

It is an arithmetic number, because the mean of its divisors is an integer number (730780624).

Almost surely, 2^2505533564 is an apocalyptic number.

It is an amenable number.

2505533564 is a deficient number, since it is larger than the sum of its proper divisors (1879150180).

2505533564 is a wasteful number, since it uses less digits than its factorization.

2505533564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626383395 (or 626383393 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 38.

The square root of 2505533564 is about 50055.3050535106. The cubic root of 2505533564 is about 1358.2094306328.

The spelling of 2505533564 in words is "two billion, five hundred five million, five hundred thirty-three thousand, five hundred sixty-four".