55451354720347 has 2 divisors, whose sum is σ = 55451354720348. Its totient is φ = 55451354720346.

The previous prime is 55451354720339. The next prime is 55451354720371. The reversal of 55451354720347 is 74302745315455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55451354720347 - 2³ = 55451354720339 is a prime.

It is not a weakly prime, because it can be changed into another prime (55451354720947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27725677360173 + 27725677360174.

It is an arithmetic number, because the mean of its divisors is an integer number (27725677360174).

Almost surely, 2^{55451354720347} is an apocalyptic number.

55451354720347 is a deficient number, since it is larger than the sum of its proper divisors (1).

55451354720347 is an equidigital number, since it uses as much as digits as its factorization.

55451354720347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280000, while the sum is 55.

The spelling of 55451354720347 in words is "fifty-five trillion, four hundred fifty-one billion, three hundred fifty-four million, seven hundred twenty thousand, three hundred forty-seven".