54040435597 has 2 divisors, whose sum is σ = 54040435598. Its totient is φ = 54040435596.

The previous prime is 54040435577. The next prime is 54040435651. The reversal of 54040435597 is 79553404045.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50370620356 + 3669815241 = 224434^2 + 60579^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54040435597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54040435577) 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 as a sum of consecutive naturals, namely, 27020217798 + 27020217799.

It is an arithmetic number, because the mean of its divisors is an integer number (27020217799).

Almost surely, 2^54040435597 is an apocalyptic number.

It is an amenable number.

54040435597 is a deficient number, since it is larger than the sum of its proper divisors (1).

54040435597 is an equidigital number, since it uses as much as digits as its factorization.

54040435597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512000, while the sum is 46.

The spelling of 54040435597 in words is "fifty-four billion, forty million, four hundred thirty-five thousand, five hundred ninety-seven".