55419545673 has 12 divisors (see below), whose sum is σ = 80843034948. Its totient is φ = 36580557600.

The previous prime is 55419545669. The next prime is 55419545747. The reversal of 55419545673 is 37654591455.

55419545673 is a `hidden beast` number, since 5 + 541 + 95 + 4 + 5 + 6 + 7 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 27741234249 + 27678311424 = 166557^2 + 166368^2 .

It is not a de Polignac number, because 55419545673 - 2² = 55419545669 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55419545873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30482890 + ... + 30484707.

It is an arithmetic number, because the mean of its divisors is an integer number (6736919579).

Almost surely, 2^55419545673 is an apocalyptic number.

It is an amenable number.

55419545673 is a deficient number, since it is larger than the sum of its proper divisors (25423489275).

55419545673 is a wasteful number, since it uses less digits than its factorization.

55419545673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60967704 (or 60967701 counting only the distinct ones).

The product of its digits is 11340000, while the sum is 54.

The spelling of 55419545673 in words is "fifty-five billion, four hundred nineteen million, five hundred forty-five thousand, six hundred seventy-three".