55419704958349 has 2 divisors, whose sum is σ = 55419704958350. Its totient is φ = 55419704958348.

The previous prime is 55419704958347. The next prime is 55419704958377. The reversal of 55419704958349 is 94385940791455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54799123385449 + 620581572900 = 7402643^2 + 787770^2 .

It is a cyclic number.

It is not a de Polignac number, because 55419704958349 - 2¹ = 55419704958347 is a prime.

Together with 55419704958347, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55419704958347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27709852479174 + 27709852479175.

It is an arithmetic number, because the mean of its divisors is an integer number (27709852479175).

Almost surely, 2^{55419704958349} is an apocalyptic number.

It is an amenable number.

55419704958349 is a deficient number, since it is larger than the sum of its proper divisors (1).

55419704958349 is an equidigital number, since it uses as much as digits as its factorization.

55419704958349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776000, while the sum is 73.

The spelling of 55419704958349 in words is "fifty-five trillion, four hundred nineteen billion, seven hundred four million, nine hundred fifty-eight thousand, three hundred forty-nine".