54551156516453 has 2 divisors, whose sum is σ = 54551156516454. Its totient is φ = 54551156516452.

The previous prime is 54551156516431. The next prime is 54551156516489. The reversal of 54551156516453 is 35461565115545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54417797892964 + 133358623489 = 7376842^2 + 365183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54551156516453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54551156510453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27275578258226 + 27275578258227.

It is an arithmetic number, because the mean of its divisors is an integer number (27275578258227).

Almost surely, 2^{54551156516453} is an apocalyptic number.

It is an amenable number.

54551156516453 is a deficient number, since it is larger than the sum of its proper divisors (1).

54551156516453 is an equidigital number, since it uses as much as digits as its factorization.

54551156516453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27000000, while the sum is 56.

The spelling of 54551156516453 in words is "fifty-four trillion, five hundred fifty-one billion, one hundred fifty-six million, five hundred sixteen thousand, four hundred fifty-three".