53434244400545 has 16 divisors (see below), whose sum is σ = 67715099044992. Its totient is φ = 40396176796800.

The previous prime is 53434244400517. The next prime is 53434244400557. The reversal of 53434244400545 is 54500444243435.

It is a happy number.

It is not a de Polignac number, because 53434244400545 - 2²⁰ = 53434243351969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53434244400545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2799060356 + ... + 2799079445.

It is an arithmetic number, because the mean of its divisors is an integer number (4232193690312).

Almost surely, 2^{53434244400545} is an apocalyptic number.

It is an amenable number.

53434244400545 is a deficient number, since it is larger than the sum of its proper divisors (14280854644447).

53434244400545 is a wasteful number, since it uses less digits than its factorization.

53434244400545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5598139912.

The product of its (nonzero) digits is 9216000, while the sum is 47.

The spelling of 53434244400545 in words is "fifty-three trillion, four hundred thirty-four billion, two hundred forty-four million, four hundred thousand, five hundred forty-five".