53534205645 has 8 divisors (see below), whose sum is σ = 85654729056. Its totient is φ = 28551576336.

The previous prime is 53534205643. The next prime is 53534205701. The reversal of 53534205645 is 54650243535.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53534205645 - 2¹ = 53534205643 is a prime.

It is a super-3 number, since 3×53534205645³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 53534205597 and 53534205606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53534205643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1784473507 + ... + 1784473536.

It is an arithmetic number, because the mean of its divisors is an integer number (10706841132).

Almost surely, 2^53534205645 is an apocalyptic number.

It is an amenable number.

53534205645 is a deficient number, since it is larger than the sum of its proper divisors (32120523411).

53534205645 is a wasteful number, since it uses less digits than its factorization.

53534205645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568947051.

The product of its (nonzero) digits is 1080000, while the sum is 42.

The spelling of 53534205645 in words is "fifty-three billion, five hundred thirty-four million, two hundred five thousand, six hundred forty-five".