54775621761718 has 32 divisors (see below), whose sum is σ = 96553053015552. Its totient is φ = 22976734576800.

The previous prime is 54775621761709. The next prime is 54775621761743. The reversal of 54775621761718 is 81716712657745.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24092878 + ... + 26268193.

It is an arithmetic number, because the mean of its divisors is an integer number (3017282906736).

Almost surely, 2^{54775621761718} is an apocalyptic number.

54775621761718 is a deficient number, since it is larger than the sum of its proper divisors (41777431253834).

54775621761718 is a wasteful number, since it uses less digits than its factorization.

54775621761718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50364900.

The product of its digits is 138297600, while the sum is 67.

The spelling of 54775621761718 in words is "fifty-four trillion, seven hundred seventy-five billion, six hundred twenty-one million, seven hundred sixty-one thousand, seven hundred eighteen".