54620477144 has 64 divisors (see below), whose sum is σ = 105880536960. Its totient is φ = 26396098560.

The previous prime is 54620477129. The next prime is 54620477161. The reversal of 54620477144 is 44177402645.

It is a junction number, because it is equal to n+sod(n) for n = 54620477095 and 54620477104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41160209 + ... + 41161535.

It is an arithmetic number, because the mean of its divisors is an integer number (1654383390).

Almost surely, 2^54620477144 is an apocalyptic number.

It is an amenable number.

54620477144 is a deficient number, since it is larger than the sum of its proper divisors (51260059816).

54620477144 is a wasteful number, since it uses less digits than its factorization.

54620477144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2188 (or 2184 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 44.

Adding to 54620477144 its reverse (44177402645), we get a palindrome (98797879789).

The spelling of 54620477144 in words is "fifty-four billion, six hundred twenty million, four hundred seventy-seven thousand, one hundred forty-four".