54155536577 has 2 divisors, whose sum is σ = 54155536578. Its totient is φ = 54155536576.

The previous prime is 54155536537. The next prime is 54155536649. The reversal of 54155536577 is 77563555145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36755024656 + 17400511921 = 191716^2 + 131911^2 .

It is a cyclic number.

It is not a de Polignac number, because 54155536577 - 2⁸ = 54155536321 is a prime.

It is not a weakly prime, because it can be changed into another prime (54155536507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27077768288 + 27077768289.

It is an arithmetic number, because the mean of its divisors is an integer number (27077768289).

Almost surely, 2^54155536577 is an apocalyptic number.

It is an amenable number.

54155536577 is a deficient number, since it is larger than the sum of its proper divisors (1).

54155536577 is an equidigital number, since it uses as much as digits as its factorization.

54155536577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11025000, while the sum is 53.

The spelling of 54155536577 in words is "fifty-four billion, one hundred fifty-five million, five hundred thirty-six thousand, five hundred seventy-seven".