53031453333505 has 16 divisors (see below), whose sum is σ = 65190201482448. Its totient is φ = 41390201088000.

The previous prime is 53031453333497. The next prime is 53031453333511. The reversal of 53031453333505 is 50533335413035.

It can be written as a sum of positive squares in 8 ways, for example, as 4100770801296 + 48930682532209 = 2025036^2 + 6995047^2 .

It is not a de Polignac number, because 53031453333505 - 2³ = 53031453333497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52475785 + ... + 53476825.

It is an arithmetic number, because the mean of its divisors is an integer number (4074387592653).

Almost surely, 2^{53031453333505} is an apocalyptic number.

It is an amenable number.

53031453333505 is a deficient number, since it is larger than the sum of its proper divisors (12158748148943).

53031453333505 is a wasteful number, since it uses less digits than its factorization.

53031453333505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259508.

The product of its (nonzero) digits is 1822500, while the sum is 43.

The spelling of 53031453333505 in words is "fifty-three trillion, thirty-one billion, four hundred fifty-three million, three hundred thirty-three thousand, five hundred five".