54126732385 has 16 divisors (see below), whose sum is σ = 71168974272. Its totient is φ = 39191473600.

The previous prime is 54126732377. The next prime is 54126732389. The reversal of 54126732385 is 58323762145.

It is not a de Polignac number, because 54126732385 - 2³ = 54126732377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54126732389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2155186 + ... + 2180155.

It is an arithmetic number, because the mean of its divisors is an integer number (4448060892).

Almost surely, 2^54126732385 is an apocalyptic number.

54126732385 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54126732385 is a deficient number, since it is larger than the sum of its proper divisors (17042241887).

54126732385 is a wasteful number, since it uses less digits than its factorization.

54126732385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4335584.

The product of its digits is 1209600, while the sum is 46.

The spelling of 54126732385 in words is "fifty-four billion, one hundred twenty-six million, seven hundred thirty-two thousand, three hundred eighty-five".