55611545147 has 2 divisors, whose sum is σ = 55611545148. Its totient is φ = 55611545146.

The previous prime is 55611545131. The next prime is 55611545167. The reversal of 55611545147 is 74154511655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55611545147 - 2⁴ = 55611545131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55611545098 and 55611545107.

It is not a weakly prime, because it can be changed into another prime (55611545167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27805772573 + 27805772574.

It is an arithmetic number, because the mean of its divisors is an integer number (27805772574).

Almost surely, 2^55611545147 is an apocalyptic number.

55611545147 is a deficient number, since it is larger than the sum of its proper divisors (1).

55611545147 is an equidigital number, since it uses as much as digits as its factorization.

55611545147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 420000, while the sum is 44.

The spelling of 55611545147 in words is "fifty-five billion, six hundred eleven million, five hundred forty-five thousand, one hundred forty-seven".