55550006167049 has 2 divisors, whose sum is σ = 55550006167050. Its totient is φ = 55550006167048.

The previous prime is 55550006167037. The next prime is 55550006167067. The reversal of 55550006167049 is 94076160005555.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32718400000000 + 22831606167049 = 5720000^2 + 4778243^2 .

It is a cyclic number.

It is not a de Polignac number, because 55550006167049 - 2⁸ = 55550006166793 is a prime.

It is not a weakly prime, because it can be changed into another prime (55550006166049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27775003083524 + 27775003083525.

It is an arithmetic number, because the mean of its divisors is an integer number (27775003083525).

Almost surely, 2^{55550006167049} is an apocalyptic number.

It is an amenable number.

55550006167049 is a deficient number, since it is larger than the sum of its proper divisors (1).

55550006167049 is an equidigital number, since it uses as much as digits as its factorization.

55550006167049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670000, while the sum is 53.

The spelling of 55550006167049 in words is "fifty-five trillion, five hundred fifty billion, six million, one hundred sixty-seven thousand, forty-nine".