63040016525 has 12 divisors (see below), whose sum is σ = 78182992992. Its totient is φ = 50423385840.

The previous prime is 63040016521. The next prime is 63040016537. The reversal of 63040016525 is 52561004036.

It is not a de Polignac number, because 63040016525 - 2² = 63040016521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63040016491 and 63040016500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63040016521) 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 11 ways as a sum of consecutive naturals, for example, 64547 + ... + 360896.

It is an arithmetic number, because the mean of its divisors is an integer number (6515249416).

Almost surely, 2^63040016525 is an apocalyptic number.

It is an amenable number.

63040016525 is a deficient number, since it is larger than the sum of its proper divisors (15142976467).

63040016525 is a wasteful number, since it uses less digits than its factorization.

63040016525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431380 (or 431375 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 63040016525 in words is "sixty-three billion, forty million, sixteen thousand, five hundred twenty-five".