53450559445 has 32 divisors (see below), whose sum is σ = 66945162240. Its totient is φ = 40922910720.

The previous prime is 53450559443. The next prime is 53450559467. The reversal of 53450559445 is 54495505435.

It is a happy number.

It is not a de Polignac number, because 53450559445 - 2¹ = 53450559443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53450559443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9745674 + ... + 9751156.

It is an arithmetic number, because the mean of its divisors is an integer number (2092036320).

Almost surely, 2^53450559445 is an apocalyptic number.

It is an amenable number.

53450559445 is a deficient number, since it is larger than the sum of its proper divisors (13494602795).

53450559445 is a wasteful number, since it uses less digits than its factorization.

53450559445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6205.

The product of its (nonzero) digits is 5400000, while the sum is 49.

The spelling of 53450559445 in words is "fifty-three billion, four hundred fifty million, five hundred fifty-nine thousand, four hundred forty-five".