54188466425 has 6 divisors (see below), whose sum is σ = 67193698398. Its totient is φ = 43350773120.

The previous prime is 54188466421. The next prime is 54188466473. The reversal of 54188466425 is 52466488145.

It can be written as a sum of positive squares in 3 ways, for example, as 11012613481 + 43175852944 = 104941^2 + 207788^2 .

It is not a de Polignac number, because 54188466425 - 2² = 54188466421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54188466421) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1083769304 + ... + 1083769353.

It is an arithmetic number, because the mean of its divisors is an integer number (11198949733).

Almost surely, 2^54188466425 is an apocalyptic number.

It is an amenable number.

54188466425 is a deficient number, since it is larger than the sum of its proper divisors (13005231973).

54188466425 is a wasteful number, since it uses less digits than its factorization.

54188466425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167538667 (or 2167538662 counting only the distinct ones).

The product of its digits is 7372800, while the sum is 53.

The spelling of 54188466425 in words is "fifty-four billion, one hundred eighty-eight million, four hundred sixty-six thousand, four hundred twenty-five".