55306747453 has 2 divisors, whose sum is σ = 55306747454. Its totient is φ = 55306747452.

The previous prime is 55306747373. The next prime is 55306747487. The reversal of 55306747453 is 35474760355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54843550969 + 463196484 = 234187^2 + 21522^2 .

It is a cyclic number.

It is not a de Polignac number, because 55306747453 - 2¹³ = 55306739261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55306747397 and 55306747406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55306747553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27653373726 + 27653373727.

It is an arithmetic number, because the mean of its divisors is an integer number (27653373727).

Almost surely, 2^55306747453 is an apocalyptic number.

It is an amenable number.

55306747453 is a deficient number, since it is larger than the sum of its proper divisors (1).

55306747453 is an equidigital number, since it uses as much as digits as its factorization.

55306747453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292000, while the sum is 49.

The spelling of 55306747453 in words is "fifty-five billion, three hundred six million, seven hundred forty-seven thousand, four hundred fifty-three".