55471225448427 has 4 divisors (see below), whose sum is σ = 73961633931240. Its totient is φ = 36980816965616.

The previous prime is 55471225448417. The next prime is 55471225448449. The reversal of 55471225448427 is 72484452217455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55471225448427 - 2¹² = 55471225444331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55471225448417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9245204241402 + ... + 9245204241407.

It is an arithmetic number, because the mean of its divisors is an integer number (18490408482810).

Almost surely, 2^{55471225448427} is an apocalyptic number.

55471225448427 is a deficient number, since it is larger than the sum of its proper divisors (18490408482813).

55471225448427 is a wasteful number, since it uses less digits than its factorization.

55471225448427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18490408482812.

The product of its digits is 100352000, while the sum is 60.

The spelling of 55471225448427 in words is "fifty-five trillion, four hundred seventy-one billion, two hundred twenty-five million, four hundred forty-eight thousand, four hundred twenty-seven".