63485771460 has 24 divisors (see below), whose sum is σ = 177760160256. Its totient is φ = 16929539040.

The previous prime is 63485771387. The next prime is 63485771473. The reversal of 63485771460 is 6417758436.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 529048036 + ... + 529048155.

It is an arithmetic number, because the mean of its divisors is an integer number (7406673344).

Almost surely, 2^63485771460 is an apocalyptic number.

63485771460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63485771460 is an abundant number, since it is smaller than the sum of its proper divisors (114274388796).

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

63485771460 is a wasteful number, since it uses less digits than its factorization.

63485771460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058096203 (or 1058096201 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 63485771460 in words is "sixty-three billion, four hundred eighty-five million, seven hundred seventy-one thousand, four hundred sixty".