63436531560000 has 560 divisors, whose sum is σ = 222186827655936. Its totient is φ = 15913193472000.

The previous prime is 63436531559987. The next prime is 63436531560007. The reversal of 63436531560000 is 6513563436.

It is not an unprimeable number, because it can be changed into a prime (63436531560007) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4665473202 + ... + 4665486798.

Almost surely, 2^{63436531560000} is an apocalyptic number.

63436531560000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63436531560000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111093413827968).

63436531560000 is an abundant number, since it is smaller than the sum of its proper divisors (158750296095936).

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

63436531560000 is a wasteful number, since it uses less digits than its factorization.

63436531560000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15936 (or 15911 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 42.

The spelling of 63436531560000 in words is "sixty-three trillion, four hundred thirty-six billion, five hundred thirty-one million, five hundred sixty thousand".