54551113554164 has 6 divisors (see below), whose sum is σ = 95464448719794. Its totient is φ = 27275556777080.

The previous prime is 54551113554139. The next prime is 54551113554169. The reversal of 54551113554164 is 46145531115545.

It can be written as a sum of positive squares in only one way, i.e., 46647424731664 + 7903688822500 = 6829892^2 + 2811350^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54551113554169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6818889194267 + ... + 6818889194274.

It is an arithmetic number, because the mean of its divisors is an integer number (15910741453299).

Almost surely, 2^{54551113554164} is an apocalyptic number.

It is an amenable number.

54551113554164 is a deficient number, since it is larger than the sum of its proper divisors (40913335165630).

54551113554164 is a wasteful number, since it uses less digits than its factorization.

54551113554164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13637778388545 (or 13637778388543 counting only the distinct ones).

The product of its digits is 3600000, while the sum is 50.

The spelling of 54551113554164 in words is "fifty-four trillion, five hundred fifty-one billion, one hundred thirteen million, five hundred fifty-four thousand, one hundred sixty-four".