63083631680 has 56 divisors (see below), whose sum is σ = 150246255768. Its totient is φ = 25228689408.

The previous prime is 63083631659. The next prime is 63083631697. The reversal of 63083631680 is 8613638036.

It can be written as a sum of positive squares in 4 ways, for example, as 6188024896 + 56895606784 = 78664^2 + 238528^2 .

It is a super-3 number, since 3×63083631680³ (a number of 33 digits) contains 333 as substring.

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, 2031632 + ... + 2062448.

It is an arithmetic number, because the mean of its divisors is an integer number (2682968853).

Almost surely, 2^63083631680 is an apocalyptic number.

It is an amenable number.

63083631680 is an abundant number, since it is smaller than the sum of its proper divisors (87162624088).

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

63083631680 is a wasteful number, since it uses less digits than its factorization.

63083631680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37231 (or 37221 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 63083631680 in words is "sixty-three billion, eighty-three million, six hundred thirty-one thousand, six hundred eighty".