63583311725 has 12 divisors (see below), whose sum is σ = 78848643840. Its totient is φ = 50863206000.

The previous prime is 63583311697. The next prime is 63583311733. The reversal of 63583311725 is 52711338536.

It is not a de Polignac number, because 63583311725 - 2¹⁸ = 63583049581 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330050 + ... + 485900.

It is an arithmetic number, because the mean of its divisors is an integer number (6570720320).

Almost surely, 2^63583311725 is an apocalyptic number.

It is an amenable number.

63583311725 is a deficient number, since it is larger than the sum of its proper divisors (15265332115).

63583311725 is a wasteful number, since it uses less digits than its factorization.

63583311725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172180 (or 172175 counting only the distinct ones).

The product of its digits is 453600, while the sum is 44.

The spelling of 63583311725 in words is "sixty-three billion, five hundred eighty-three million, three hundred eleven thousand, seven hundred twenty-five".