54815241589 has 2 divisors, whose sum is σ = 54815241590. Its totient is φ = 54815241588.

The previous prime is 54815241583. The next prime is 54815241617. The reversal of 54815241589 is 98514251845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51379288900 + 3435952689 = 226670^2 + 58617^2 .

It is a cyclic number.

It is not a de Polignac number, because 54815241589 - 2⁵ = 54815241557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54815241583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27407620794 + 27407620795.

It is an arithmetic number, because the mean of its divisors is an integer number (27407620795).

Almost surely, 2^54815241589 is an apocalyptic number.

It is an amenable number.

54815241589 is a deficient number, since it is larger than the sum of its proper divisors (1).

54815241589 is an equidigital number, since it uses as much as digits as its factorization.

54815241589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304000, while the sum is 52.

The spelling of 54815241589 in words is "fifty-four billion, eight hundred fifteen million, two hundred forty-one thousand, five hundred eighty-nine".