63266081253 has 16 divisors (see below), whose sum is σ = 85765885632. Its totient is φ = 41472288000.

The previous prime is 63266081201. The next prime is 63266081267. The reversal of 63266081253 is 35218066236.

It is not a de Polignac number, because 63266081253 - 2⁶ = 63266081189 is a prime.

It is a super-2 number, since 2×63266081253² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63266081453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 515758 + ... + 626528.

It is an arithmetic number, because the mean of its divisors is an integer number (5360367852).

Almost surely, 2^63266081253 is an apocalyptic number.

It is an amenable number.

63266081253 is a deficient number, since it is larger than the sum of its proper divisors (22499804379).

63266081253 is a wasteful number, since it uses less digits than its factorization.

63266081253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113956.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 63266081253 in words is "sixty-three billion, two hundred sixty-six million, eighty-one thousand, two hundred fifty-three".