63226404553 has 12 divisors (see below), whose sum is σ = 71440799040. Its totient is φ = 55825316976.

The previous prime is 63226404509. The next prime is 63226404583. The reversal of 63226404553 is 35540462236.

It is not a de Polignac number, because 63226404553 - 2²¹ = 63224307401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63226404583) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8129173 + ... + 8136946.

It is an arithmetic number, because the mean of its divisors is an integer number (5953399920).

Almost surely, 2^63226404553 is an apocalyptic number.

It is an amenable number.

63226404553 is a deficient number, since it is larger than the sum of its proper divisors (8214394487).

63226404553 is a wasteful number, since it uses less digits than its factorization.

63226404553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16266168 (or 16266155 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 63226404553 its reverse (35540462236), we get a palindrome (98766866789).

The spelling of 63226404553 in words is "sixty-three billion, two hundred twenty-six million, four hundred four thousand, five hundred fifty-three".