54486727249 has 2 divisors, whose sum is σ = 54486727250. Its totient is φ = 54486727248.

The previous prime is 54486727241. The next prime is 54486727259. The reversal of 54486727249 is 94272768445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39578317249 + 14908410000 = 198943^2 + 122100^2 .

It is a cyclic number.

It is not a de Polignac number, because 54486727249 - 2³ = 54486727241 is a prime.

It is a super-3 number, since 3×54486727249³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54486727193 and 54486727202.

It is not a weakly prime, because it can be changed into another prime (54486727241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27243363624 + 27243363625.

It is an arithmetic number, because the mean of its divisors is an integer number (27243363625).

Almost surely, 2^54486727249 is an apocalyptic number.

It is an amenable number.

54486727249 is a deficient number, since it is larger than the sum of its proper divisors (1).

54486727249 is an equidigital number, since it uses as much as digits as its factorization.

54486727249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27095040, while the sum is 58.

The spelling of 54486727249 in words is "fifty-four billion, four hundred eighty-six million, seven hundred twenty-seven thousand, two hundred forty-nine".