63515445336356 has 48 divisors (see below), whose sum is σ = 120541209643008. Its totient is φ = 29109658176000.

The previous prime is 63515445336307. The next prime is 63515445336383. The reversal of 63515445336356 is 65363354451536.

It is a junction number, because it is equal to n+sod(n) for n = 63515445336295 and 63515445336304.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6500636 + ... + 13011116.

It is an arithmetic number, because the mean of its divisors is an integer number (2511275200896).

Almost surely, 2^{63515445336356} is an apocalyptic number.

It is an amenable number.

63515445336356 is a deficient number, since it is larger than the sum of its proper divisors (57025764306652).

63515445336356 is a wasteful number, since it uses less digits than its factorization.

63515445336356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6511812 (or 6511810 counting only the distinct ones).

The product of its digits is 174960000, while the sum is 59.

The spelling of 63515445336356 in words is "sixty-three trillion, five hundred fifteen billion, four hundred forty-five million, three hundred thirty-six thousand, three hundred fifty-six".