54369982916782 has 16 divisors (see below), whose sum is σ = 88940186274240. Its totient is φ = 24776194745952.

The previous prime is 54369982916773. The next prime is 54369982916819. The reversal of 54369982916782 is 28761928996345.

It is a Harshad number since it is a multiple of its sum of digits (79).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13235144713 + ... + 13235148820.

It is an arithmetic number, because the mean of its divisors is an integer number (5558761642140).

Almost surely, 2^{54369982916782} is an apocalyptic number.

54369982916782 is a deficient number, since it is larger than the sum of its proper divisors (34570203357458).

54369982916782 is a wasteful number, since it uses less digits than its factorization.

54369982916782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26470293627.

The product of its digits is 2821754880, while the sum is 79.

The spelling of 54369982916782 in words is "fifty-four trillion, three hundred sixty-nine billion, nine hundred eighty-two million, nine hundred sixteen thousand, seven hundred eighty-two".