54045552617643 has 24 divisors (see below), whose sum is σ = 77803849681840. Its totient is φ = 33355017976320.

The previous prime is 54045552617633. The next prime is 54045552617647. The reversal of 54045552617643 is 34671625554045.

It is not a de Polignac number, because 54045552617643 - 2²⁴ = 54045535840427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54045552617647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 510900208 + ... + 511005981.

Almost surely, 2^{54045552617643} is an apocalyptic number.

54045552617643 is a deficient number, since it is larger than the sum of its proper divisors (23758297064197).

54045552617643 is a wasteful number, since it uses less digits than its factorization.

54045552617643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021906287 (or 1021906270 counting only the distinct ones).

The product of its (nonzero) digits is 60480000, while the sum is 57.

The spelling of 54045552617643 in words is "fifty-four trillion, forty-five billion, five hundred fifty-two million, six hundred seventeen thousand, six hundred forty-three".