54503411553 has 6 divisors (see below), whose sum is σ = 78727150034. Its totient is φ = 36335607696.

The previous prime is 54503411551. The next prime is 54503411563. The reversal of 54503411553 is 35511430545.

54503411553 is a `hidden beast` number, since 54 + 50 + 3 + 4 + 1 + 1 + 553 = 666.

It can be written as a sum of positive squares in only one way, i.e., 47242326609 + 7261084944 = 217353^2 + 85212^2 .

It is not a de Polignac number, because 54503411553 - 2¹ = 54503411551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54503411551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3027967300 + ... + 3027967317.

Almost surely, 2^54503411553 is an apocalyptic number.

It is an amenable number.

54503411553 is a deficient number, since it is larger than the sum of its proper divisors (24223738481).

54503411553 is a wasteful number, since it uses less digits than its factorization.

54503411553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055934623 (or 6055934620 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 54503411553 in words is "fifty-four billion, five hundred three million, four hundred eleven thousand, five hundred fifty-three".