63423300332436 has 96 divisors (see below), whose sum is σ = 165818851997568. Its totient is φ = 18698114856960.

The previous prime is 63423300332423. The next prime is 63423300332437.

63423300332436 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×63423300332436² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63423300332437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56060136 + ... + 57180288.

It is an arithmetic number, because the mean of its divisors is an integer number (1727279708308).

Almost surely, 2^{63423300332436} is an apocalyptic number.

63423300332436 is a gapful number since it is divisible by the number (66) 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 63423300332436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82909425998784).

63423300332436 is an abundant number, since it is smaller than the sum of its proper divisors (102395551665132).

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

63423300332436 is a wasteful number, since it uses less digits than its factorization.

63423300332436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131801 (or 1131799 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 42.

It can be divided in two parts, 63423300 and 332436, that added together give a palindrome (63755736).

The spelling of 63423300332436 in words is "sixty-three trillion, four hundred twenty-three billion, three hundred million, three hundred thirty-two thousand, four hundred thirty-six".