54256323878 has 8 divisors (see below), whose sum is σ = 82174626768. Its totient is φ = 26864781624.

The previous prime is 54256323859. The next prime is 54256323881. The reversal of 54256323878 is 87832365245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 131689901 + ... + 131690312.

It is an arithmetic number, because the mean of its divisors is an integer number (10271828346).

Almost surely, 2^54256323878 is an apocalyptic number.

54256323878 is a deficient number, since it is larger than the sum of its proper divisors (27918302890).

54256323878 is a wasteful number, since it uses less digits than its factorization.

54256323878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263380318.

The product of its digits is 9676800, while the sum is 53.

The spelling of 54256323878 in words is "fifty-four billion, two hundred fifty-six million, three hundred twenty-three thousand, eight hundred seventy-eight".