54335544553369 has 2 divisors, whose sum is σ = 54335544553370. Its totient is φ = 54335544553368.

The previous prime is 54335544553331. The next prime is 54335544553441. The reversal of 54335544553369 is 96335544553345.

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., 43688134090000 + 10647410463369 = 6609700^2 + 3263037^2 .

It is a cyclic number.

It is not a de Polignac number, because 54335544553369 - 2¹⁷ = 54335544422297 is a prime.

It is a super-2 number, since 2×54335544553369² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54335544553369.

It is not a weakly prime, because it can be changed into another prime (54335544253369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27167772276684 + 27167772276685.

It is an arithmetic number, because the mean of its divisors is an integer number (27167772276685).

Almost surely, 2^{54335544553369} is an apocalyptic number.

It is an amenable number.

54335544553369 is a deficient number, since it is larger than the sum of its proper divisors (1).

54335544553369 is an equidigital number, since it uses as much as digits as its factorization.

54335544553369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 874800000, while the sum is 64.

The spelling of 54335544553369 in words is "fifty-four trillion, three hundred thirty-five billion, five hundred forty-four million, five hundred fifty-three thousand, three hundred sixty-nine".