63525012462445 has 8 divisors (see below), whose sum is σ = 76244959117080. Its totient is φ = 50810047195200.

The previous prime is 63525012462413. The next prime is 63525012462449. The reversal of 63525012462445 is 54426421052536.

It can be written as a sum of positive squares in 4 ways, for example, as 1417783159849 + 62107229302596 = 1190707^2 + 7880814^2 .

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

It is not a de Polignac number, because 63525012462445 - 2⁵ = 63525012462413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63525012462449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1245318790 + ... + 1245369799.

It is an arithmetic number, because the mean of its divisors is an integer number (9530619889635).

Almost surely, 2^{63525012462445} is an apocalyptic number.

It is an amenable number.

63525012462445 is a deficient number, since it is larger than the sum of its proper divisors (12719946654635).

63525012462445 is a wasteful number, since it uses less digits than its factorization.

63525012462445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2490693695.

The product of its (nonzero) digits is 6912000, while the sum is 49.

The spelling of 63525012462445 in words is "sixty-three trillion, five hundred twenty-five billion, twelve million, four hundred sixty-two thousand, four hundred forty-five".