54545518015 has 8 divisors (see below), whose sum is σ = 65740451040. Its totient is φ = 43445861472.

The previous prime is 54545518007. The next prime is 54545518019. The reversal of 54545518015 is 51081554545.

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 54545518015 - 2³ = 54545518007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54545518019) 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, 23817859 + ... + 23820148.

It is an arithmetic number, because the mean of its divisors is an integer number (8217556380).

Almost surely, 2^54545518015 is an apocalyptic number.

54545518015 is a deficient number, since it is larger than the sum of its proper divisors (11194933025).

54545518015 is a wasteful number, since it uses less digits than its factorization.

54545518015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47638241.

The product of its (nonzero) digits is 400000, while the sum is 43.

The spelling of 54545518015 in words is "fifty-four billion, five hundred forty-five million, five hundred eighteen thousand, fifteen".