54135416025 has 18 divisors (see below), whose sum is σ = 96962545550. Its totient is φ = 28872221760.

The previous prime is 54135416021. The next prime is 54135416047. The reversal of 54135416025 is 52061453145.

54135416025 is a `hidden beast` number, since 5 + 4 + 1 + 3 + 5 + 41 + 602 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 3802942224 + 50332473801 = 61668^2 + 224349^2 .

It is not a de Polignac number, because 54135416025 - 2² = 54135416021 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54135416021) 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 17 ways as a sum of consecutive naturals, for example, 120300700 + ... + 120301149.

Almost surely, 2^54135416025 is an apocalyptic number.

It is an amenable number.

54135416025 is a deficient number, since it is larger than the sum of its proper divisors (42827129525).

54135416025 is a wasteful number, since it uses less digits than its factorization.

54135416025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240601865 (or 240601857 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 54135416025 in words is "fifty-four billion, one hundred thirty-five million, four hundred sixteen thousand, twenty-five".