55163436441 has 8 divisors (see below), whose sum is σ = 74797880160. Its totient is φ = 36152308512.

The previous prime is 55163436403. The next prime is 55163436469. The reversal of 55163436441 is 14463436155.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55163436441 - 2⁷ = 55163436313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55163436393 and 55163436402.

It is not an unprimeable number, because it can be changed into a prime (55163434441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155828740 + ... + 155829093.

It is an arithmetic number, because the mean of its divisors is an integer number (9349735020).

Almost surely, 2^55163436441 is an apocalyptic number.

It is an amenable number.

55163436441 is a deficient number, since it is larger than the sum of its proper divisors (19634443719).

55163436441 is a wasteful number, since it uses less digits than its factorization.

55163436441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311657895.

The product of its digits is 518400, while the sum is 42.

The spelling of 55163436441 in words is "fifty-five billion, one hundred sixty-three million, four hundred thirty-six thousand, four hundred forty-one".