63364165540 has 96 divisors (see below), whose sum is σ = 149449918464. Its totient is φ = 22407598080.

The previous prime is 63364165517. The next prime is 63364165559. The reversal of 63364165540 is 4556146336.

63364165540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 741297 + ... + 822343.

It is an arithmetic number, because the mean of its divisors is an integer number (1556769984).

Almost surely, 2^63364165540 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 63364165540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74724959232).

63364165540 is an abundant number, since it is smaller than the sum of its proper divisors (86085752924).

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

63364165540 is a wasteful number, since it uses less digits than its factorization.

63364165540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81197 (or 81195 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 63364165540 in words is "sixty-three billion, three hundred sixty-four million, one hundred sixty-five thousand, five hundred forty".