54173562485 has 16 divisors (see below), whose sum is σ = 74622473856. Its totient is φ = 36983934528.

The previous prime is 54173562481. The next prime is 54173562493. The reversal of 54173562485 is 58426537145.

It is a cyclic number.

It is not a de Polignac number, because 54173562485 - 2² = 54173562481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54173562481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3401342 + ... + 3417231.

It is an arithmetic number, because the mean of its divisors is an integer number (4663904616).

Almost surely, 2^54173562485 is an apocalyptic number.

It is an amenable number.

54173562485 is a deficient number, since it is larger than the sum of its proper divisors (20448911371).

54173562485 is a wasteful number, since it uses less digits than its factorization.

54173562485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6818812.

The product of its digits is 4032000, while the sum is 50.

The spelling of 54173562485 in words is "fifty-four billion, one hundred seventy-three million, five hundred sixty-two thousand, four hundred eighty-five".