63243400434236 has 48 divisors (see below), whose sum is σ = 121610124776448. Its totient is φ = 28539954907200.

The previous prime is 63243400434191. The next prime is 63243400434259.

63243400434236 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5935700 + ... + 12716891.

It is an arithmetic number, because the mean of its divisors is an integer number (2533544266176).

Almost surely, 2^{63243400434236} is an apocalyptic number.

It is an amenable number.

63243400434236 is a deficient number, since it is larger than the sum of its proper divisors (58366724342212).

63243400434236 is a wasteful number, since it uses less digits than its factorization.

63243400434236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18653162 (or 18653160 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 44.

It can be divided in two parts, 63243400 and 434236, that added together give a palindrome (63677636).

The spelling of 63243400434236 in words is "sixty-three trillion, two hundred forty-three billion, four hundred million, four hundred thirty-four thousand, two hundred thirty-six".