54563545531553 has 8 divisors (see below), whose sum is σ = 55488467309760. Its totient is φ = 53638627617520.

The previous prime is 54563545531549. The next prime is 54563545531657. The reversal of 54563545531553 is 35513554536545.

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

It is a cyclic number.

It is not a de Polignac number, because 54563545531553 - 2² = 54563545531549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54563545531492 and 54563545531501.

It is not an unprimeable number, because it can be changed into a prime (54563545531513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51065963 + ... + 52123503.

It is an arithmetic number, because the mean of its divisors is an integer number (6936058413720).

Almost surely, 2^{54563545531553} is an apocalyptic number.

It is an amenable number.

54563545531553 is a deficient number, since it is larger than the sum of its proper divisors (924921778207).

54563545531553 is a wasteful number, since it uses less digits than its factorization.

54563545531553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932087.

The product of its digits is 202500000, while the sum is 59.

The spelling of 54563545531553 in words is "fifty-four trillion, five hundred sixty-three billion, five hundred forty-five million, five hundred thirty-one thousand, five hundred fifty-three".