63115473525912 has 96 divisors (see below), whose sum is σ = 171992930503680. Its totient is φ = 20908631424960.

The previous prime is 63115473525893. The next prime is 63115473525917. The reversal of 63115473525912 is 21952537451136.

63115473525912 is a `hidden beast` number, since 6 + 3 + 1 + 1 + 5 + 47 + 3 + 5 + 2 + 591 + 2 = 666.

63115473525912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63115473525917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 367567837 + ... + 367739507.

It is an arithmetic number, because the mean of its divisors is an integer number (1791593026080).

Almost surely, 2^{63115473525912} 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 63115473525912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85996465251840).

63115473525912 is an abundant number, since it is smaller than the sum of its proper divisors (108877456977768).

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

63115473525912 is a wasteful number, since it uses less digits than its factorization.

63115473525912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203173 (or 203166 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 54.

The spelling of 63115473525912 in words is "sixty-three trillion, one hundred fifteen billion, four hundred seventy-three million, five hundred twenty-five thousand, nine hundred twelve".