63212455421236 has 24 divisors (see below), whose sum is σ = 123621697745280. Its totient is φ = 28032131006400.

The previous prime is 63212455421201. The next prime is 63212455421239.

It is a happy number.

63212455421236 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63212455421239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17520080076 + ... + 17520083683.

It is an arithmetic number, because the mean of its divisors is an integer number (5150904072720).

Almost surely, 2^{63212455421236} is an apocalyptic number.

It is an amenable number.

63212455421236 is a deficient number, since it is larger than the sum of its proper divisors (60409242324044).

63212455421236 is a wasteful number, since it uses less digits than its factorization.

63212455421236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35040163815 (or 35040163813 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The spelling of 63212455421236 in words is "sixty-three trillion, two hundred twelve billion, four hundred fifty-five million, four hundred twenty-one thousand, two hundred thirty-six".