53531301505 has 16 divisors (see below), whose sum is σ = 71265096000. Its totient is φ = 38271991360.

The previous prime is 53531301457. The next prime is 53531301583. The reversal of 53531301505 is 50510313535.

It is a happy number.

It is not a de Polignac number, because 53531301505 - 2⁹ = 53531300993 is a prime.

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, 8245030 + ... + 8251519.

It is an arithmetic number, because the mean of its divisors is an integer number (4454068500).

Almost surely, 2^53531301505 is an apocalyptic number.

53531301505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53531301505 is a deficient number, since it is larger than the sum of its proper divisors (17733794495).

53531301505 is a wasteful number, since it uses less digits than its factorization.

53531301505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16496624.

The product of its (nonzero) digits is 16875, while the sum is 31.

The spelling of 53531301505 in words is "fifty-three billion, five hundred thirty-one million, three hundred one thousand, five hundred five".