55538885026 has 4 divisors (see below), whose sum is σ = 83308327542. Its totient is φ = 27769442512.

The previous prime is 55538884993. The next prime is 55538885033. The reversal of 55538885026 is 62058883555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62058883555 = 5 ⋅12411776711.

It can be written as a sum of positive squares in only one way, i.e., 55295992801 + 242892225 = 235151^2 + 15585^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13884721255 + ... + 13884721258.

Almost surely, 2^55538885026 is an apocalyptic number.

55538885026 is a deficient number, since it is larger than the sum of its proper divisors (27769442516).

55538885026 is a wasteful number, since it uses less digits than its factorization.

55538885026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27769442515.

The product of its (nonzero) digits is 11520000, while the sum is 55.

The spelling of 55538885026 in words is "fifty-five billion, five hundred thirty-eight million, eight hundred eighty-five thousand, twenty-six".