52771117558 has 4 divisors (see below), whose sum is σ = 79156676340. Its totient is φ = 26385558778.

The previous prime is 52771117549. The next prime is 52771117559. The reversal of 52771117558 is 85571117725.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52771117559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13192779388 + ... + 13192779391.

It is an arithmetic number, because the mean of its divisors is an integer number (19789169085).

Almost surely, 2^52771117558 is an apocalyptic number.

52771117558 is a deficient number, since it is larger than the sum of its proper divisors (26385558782).

52771117558 is a wasteful number, since it uses less digits than its factorization.

52771117558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26385558781.

The product of its digits is 686000, while the sum is 49.

The spelling of 52771117558 in words is "fifty-two billion, seven hundred seventy-one million, one hundred seventeen thousand, five hundred fifty-eight".