63498501612 has 288 divisors, whose sum is σ = 207209318400. Its totient is φ = 16667731584.

The previous prime is 63498501611. The next prime is 63498501613. The reversal of 63498501612 is 21610589436.

63498501612 is a `hidden beast` number, since 634 + 9 + 8 + 5 + 0 + 1 + 6 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (63498501611) and next prime (63498501613).

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (63498501611) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15339439 + ... + 15343577.

It is an arithmetic number, because the mean of its divisors is an integer number (719476800).

Almost surely, 2^63498501612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63498501612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103604659200).

63498501612 is an abundant number, since it is smaller than the sum of its proper divisors (143710816788).

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

63498501612 is a wasteful number, since it uses less digits than its factorization.

63498501612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4402 (or 4387 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 63498501612 in words is "sixty-three billion, four hundred ninety-eight million, five hundred one thousand, six hundred twelve".