54302543064561 has 64 divisors (see below), whose sum is σ = 81196082601984. Its totient is φ = 32267717127360.

The previous prime is 54302543064559. The next prime is 54302543064569. The reversal of 54302543064561 is 16546034520345.

It is not a de Polignac number, because 54302543064561 - 2¹ = 54302543064559 is a prime.

It is a super-2 number, since 2×54302543064561² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54302543064561.

It is not an unprimeable number, because it can be changed into a prime (54302543064569) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 313759296 + ... + 313932318.

It is an arithmetic number, because the mean of its divisors is an integer number (1268688790656).

Almost surely, 2^{54302543064561} is an apocalyptic number.

It is an amenable number.

54302543064561 is a deficient number, since it is larger than the sum of its proper divisors (26893539537423).

54302543064561 is a wasteful number, since it uses less digits than its factorization.

54302543064561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174595 (or 174573 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 54302543064561 in words is "fifty-four trillion, three hundred two billion, five hundred forty-three million, sixty-four thousand, five hundred sixty-one".