63682959870 has 96 divisors (see below), whose sum is σ = 174367533600. Its totient is φ = 16081189632.

The previous prime is 63682959869. The next prime is 63682959877. The reversal of 63682959870 is 7895928636.

63682959870 is a `hidden beast` number, since 6 + 36 + 8 + 2 + 9 + 598 + 7 + 0 = 666.

It is a super-3 number, since 3×63682959870³ (a number of 33 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 63682959798 and 63682959807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63682959877) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4598116 + ... + 4611944.

It is an arithmetic number, because the mean of its divisors is an integer number (1816328475).

Almost surely, 2^63682959870 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63682959870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87183766800).

63682959870 is an abundant number, since it is smaller than the sum of its proper divisors (110684573730).

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

63682959870 is a wasteful number, since it uses less digits than its factorization.

63682959870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16554 (or 16551 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 63682959870 in words is "sixty-three billion, six hundred eighty-two million, nine hundred fifty-nine thousand, eight hundred seventy".