63204251245456 has 10 divisors (see below), whose sum is σ = 122458236788102. Its totient is φ = 31602125622720.

The previous prime is 63204251245453. The next prime is 63204251245463. The reversal of 63204251245456 is 65454215240236.

It can be written as a sum of positive squares in only one way, i.e., 57171745440000 + 6032505805456 = 7561200^2 + 2456116^2 .

It is not an unprimeable number, because it can be changed into a prime (63204251245453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1975132851405 + ... + 1975132851436.

Almost surely, 2^{63204251245456} is an apocalyptic number.

It is an amenable number.

63204251245456 is a deficient number, since it is larger than the sum of its proper divisors (59253985542646).

63204251245456 is a wasteful number, since it uses less digits than its factorization.

63204251245456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3950265702849 (or 3950265702843 counting only the distinct ones).

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

The spelling of 63204251245456 in words is "sixty-three trillion, two hundred four billion, two hundred fifty-one million, two hundred forty-five thousand, four hundred fifty-six".