54575133409 has 2 divisors, whose sum is σ = 54575133410. Its totient is φ = 54575133408.

The previous prime is 54575133359. The next prime is 54575133449. The reversal of 54575133409 is 90433157545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45300865600 + 9274267809 = 212840^2 + 96303^2 .

It is a cyclic number.

It is not a de Polignac number, because 54575133409 - 2¹³ = 54575125217 is a prime.

It is a super-2 number, since 2×54575133409² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54575133449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27287566704 + 27287566705.

It is an arithmetic number, because the mean of its divisors is an integer number (27287566705).

Almost surely, 2^54575133409 is an apocalyptic number.

It is an amenable number.

54575133409 is a deficient number, since it is larger than the sum of its proper divisors (1).

54575133409 is an equidigital number, since it uses as much as digits as its factorization.

54575133409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134000, while the sum is 46.

The spelling of 54575133409 in words is "fifty-four billion, five hundred seventy-five million, one hundred thirty-three thousand, four hundred nine".