55396406882163 has 16 divisors (see below), whose sum is σ = 78248581165440. Its totient is φ = 34739912432256.

The previous prime is 55396406882087. The next prime is 55396406882171. The reversal of 55396406882163 is 36128860469355.

It is not a de Polignac number, because 55396406882163 - 2²¹ = 55396404785011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55396406882094 and 55396406882103.

It is not an unprimeable number, because it can be changed into a prime (55396406882263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290800353 + ... + 290990786.

It is an arithmetic number, because the mean of its divisors is an integer number (4890536322840).

Almost surely, 2^{55396406882163} is an apocalyptic number.

55396406882163 is a deficient number, since it is larger than the sum of its proper divisors (22852174283277).

55396406882163 is a wasteful number, since it uses less digits than its factorization.

55396406882163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581793026.

The product of its (nonzero) digits is 223948800, while the sum is 66.

The spelling of 55396406882163 in words is "fifty-five trillion, three hundred ninety-six billion, four hundred six million, eight hundred eighty-two thousand, one hundred sixty-three".