54064378553 has 2 divisors, whose sum is σ = 54064378554. Its totient is φ = 54064378552.

The previous prime is 54064378517. The next prime is 54064378573. The reversal of 54064378553 is 35587346045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42340469824 + 11723908729 = 205768^2 + 108277^2 .

It is a cyclic number.

It is not a de Polignac number, because 54064378553 - 2¹⁴ = 54064362169 is a prime.

It is not a weakly prime, because it can be changed into another prime (54064378513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27032189276 + 27032189277.

It is an arithmetic number, because the mean of its divisors is an integer number (27032189277).

Almost surely, 2^54064378553 is an apocalyptic number.

It is an amenable number.

54064378553 is a deficient number, since it is larger than the sum of its proper divisors (1).

54064378553 is an equidigital number, since it uses as much as digits as its factorization.

54064378553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048000, while the sum is 50.

The spelling of 54064378553 in words is "fifty-four billion, sixty-four million, three hundred seventy-eight thousand, five hundred fifty-three".