55550266042 has 4 divisors (see below), whose sum is σ = 83325399066. Its totient is φ = 27775133020.

The previous prime is 55550266027. The next prime is 55550266061. The reversal of 55550266042 is 24066205555.

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

It can be written as a sum of positive squares in only one way, i.e., 52913340841 + 2636925201 = 230029^2 + 51351^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 55550265986 and 55550266004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13887566509 + ... + 13887566512.

Almost surely, 2^55550266042 is an apocalyptic number.

55550266042 is a deficient number, since it is larger than the sum of its proper divisors (27775133024).

55550266042 is a wasteful number, since it uses less digits than its factorization.

55550266042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27775133023.

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 55550266042 in words is "fifty-five billion, five hundred fifty million, two hundred sixty-six thousand, forty-two".