54102536517 has 8 divisors (see below), whose sum is σ = 72775093824. Its totient is φ = 35749168448.

The previous prime is 54102536513. The next prime is 54102536563. The reversal of 54102536517 is 71563520145.

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 54102536517 - 2² = 54102536513 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54102536513) 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, 79796913 + ... + 79797590.

It is an arithmetic number, because the mean of its divisors is an integer number (9096886728).

Almost surely, 2^54102536517 is an apocalyptic number.

It is an amenable number.

54102536517 is a deficient number, since it is larger than the sum of its proper divisors (18672557307).

54102536517 is a wasteful number, since it uses less digits than its factorization.

54102536517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159594619.

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 54102536517 in words is "fifty-four billion, one hundred two million, five hundred thirty-six thousand, five hundred seventeen".