55550266043 has 4 divisors (see below), whose sum is σ = 55563331728. Its totient is φ = 55537200360.

The previous prime is 55550266027. The next prime is 55550266061. The reversal of 55550266043 is 34066205555.

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

It is a cyclic number.

It is not a de Polignac number, because 55550266043 - 2⁴ = 55550266027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55550236043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6526463 + ... + 6534968.

It is an arithmetic number, because the mean of its divisors is an integer number (13890832932).

Almost surely, 2^55550266043 is an apocalyptic number.

55550266043 is a deficient number, since it is larger than the sum of its proper divisors (13065685).

55550266043 is a wasteful number, since it uses less digits than its factorization.

55550266043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13065684.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 55550266043 in words is "fifty-five billion, five hundred fifty million, two hundred sixty-six thousand, forty-three".