63772289760 has 48 divisors (see below), whose sum is σ = 200882714256. Its totient is φ = 17005943808.

The previous prime is 63772289759. The next prime is 63772289797. The reversal of 63772289760 is 6798227736.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 63772289760.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66428989 + ... + 66429948.

It is an arithmetic number, because the mean of its divisors is an integer number (4185056547).

Almost surely, 2^63772289760 is an apocalyptic number.

63772289760 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63772289760 is an abundant number, since it is smaller than the sum of its proper divisors (137110424496).

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

63772289760 is a wasteful number, since it uses less digits than its factorization.

63772289760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132858955 (or 132858947 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 57.

The spelling of 63772289760 in words is "sixty-three billion, seven hundred seventy-two million, two hundred eighty-nine thousand, seven hundred sixty".