54515511355 has 8 divisors (see below), whose sum is σ = 65559909312. Its totient is φ = 43518211968.

The previous prime is 54515511353. The next prime is 54515511377. The reversal of 54515511355 is 55311551545.

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 54515511355 - 2¹ = 54515511353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54515511353) 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, 11772094 + ... + 11776723.

It is an arithmetic number, because the mean of its divisors is an integer number (8194988664).

Almost surely, 2^54515511355 is an apocalyptic number.

54515511355 is a deficient number, since it is larger than the sum of its proper divisors (11044397957).

54515511355 is a wasteful number, since it uses less digits than its factorization.

54515511355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23549285.

The product of its digits is 187500, while the sum is 40.

The spelling of 54515511355 in words is "fifty-four billion, five hundred fifteen million, five hundred eleven thousand, three hundred fifty-five".