632211212505 has 16 divisors (see below), whose sum is σ = 1012103403840. Its totient is φ = 336990825408.

The previous prime is 632211212497. The next prime is 632211212509. The reversal of 632211212505 is 505212112236.

It is not a de Polignac number, because 632211212505 - 2³ = 632211212497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (632211212509) by changing a digit.

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, 11752767 + ... + 11806436.

It is an arithmetic number, because the mean of its divisors is an integer number (63256462740).

Almost surely, 2^632211212505 is an apocalyptic number.

It is an amenable number.

632211212505 is a deficient number, since it is larger than the sum of its proper divisors (379892191335).

632211212505 is a wasteful number, since it uses less digits than its factorization.

632211212505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23561000.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 632211212505 in words is "six hundred thirty-two billion, two hundred eleven million, two hundred twelve thousand, five hundred five".