54794272778 has 64 divisors (see below), whose sum is σ = 101503825920. Its totient is φ = 21664843200.

The previous prime is 54794272769. The next prime is 54794272811. The reversal of 54794272778 is 87727249745.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 54794272778.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10932293 + ... + 10937303.

It is an arithmetic number, because the mean of its divisors is an integer number (1585997280).

Almost surely, 2^54794272778 is an apocalyptic number.

54794272778 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

54794272778 is a deficient number, since it is larger than the sum of its proper divisors (46709553142).

54794272778 is a wasteful number, since it uses less digits than its factorization.

54794272778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6243.

The product of its digits is 55319040, while the sum is 62.

The spelling of 54794272778 in words is "fifty-four billion, seven hundred ninety-four million, two hundred seventy-two thousand, seven hundred seventy-eight".