63090647556 has 24 divisors (see below), whose sum is σ = 147229065984. Its totient is φ = 21027708000.

The previous prime is 63090647497. The next prime is 63090647563. The reversal of 63090647556 is 65574609036.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 63090647499 and 63090647508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207220 + ... + 411243.

It is an arithmetic number, because the mean of its divisors is an integer number (6134544416).

Almost surely, 2^63090647556 is an apocalyptic number.

It is an amenable number.

63090647556 is an abundant number, since it is smaller than the sum of its proper divisors (84138418428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63090647556 is a wasteful number, since it uses less digits than its factorization.

63090647556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626971 (or 626969 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 51.

The spelling of 63090647556 in words is "sixty-three billion, ninety million, six hundred forty-seven thousand, five hundred fifty-six".