55853553071 has 4 divisors (see below), whose sum is σ = 55856784672. Its totient is φ = 55850321472.

The previous prime is 55853553029. The next prime is 55853553109. The reversal of 55853553071 is 17035535855.

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 55853553071 - 2¹⁰ = 55853552047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55853553001) 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, 1589735 + ... + 1624488.

It is an arithmetic number, because the mean of its divisors is an integer number (13964196168).

Almost surely, 2^55853553071 is an apocalyptic number.

55853553071 is a deficient number, since it is larger than the sum of its proper divisors (3231601).

55853553071 is a wasteful number, since it uses less digits than its factorization.

55853553071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3231600.

The product of its (nonzero) digits is 1575000, while the sum is 47.

The spelling of 55853553071 in words is "fifty-five billion, eight hundred fifty-three million, five hundred fifty-three thousand, seventy-one".