54020502016623 has 24 divisors (see below), whose sum is σ = 80920134426768. Its totient is φ = 36013430041344.

The previous prime is 54020502016583. The next prime is 54020502016681. The reversal of 54020502016623 is 32661020502045.

54020502016623 is a `hidden beast` number, since 5 + 4 + 0 + 2 + 0 + 5 + 0 + 20 + 1 + 6 + 623 = 666.

It is not a de Polignac number, because 54020502016623 - 2⁸ = 54020502016367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54020502086623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40981215 + ... + 42278847.

It is an arithmetic number, because the mean of its divisors is an integer number (3371672267782).

Almost surely, 2^{54020502016623} is an apocalyptic number.

54020502016623 is a deficient number, since it is larger than the sum of its proper divisors (26899632410145).

54020502016623 is a wasteful number, since it uses less digits than its factorization.

54020502016623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468965 (or 1468953 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 54020502016623 its reverse (32661020502045), we get a palindrome (86681522518668).

The spelling of 54020502016623 in words is "fifty-four trillion, twenty billion, five hundred two million, sixteen thousand, six hundred twenty-three".