52771117560 has 128 divisors (see below), whose sum is σ = 190452211200. Its totient is φ = 11427125760.

The previous prime is 52771117559. The next prime is 52771117583. The reversal of 52771117560 is 6571117725.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1637271 + ... + 1669190.

It is an arithmetic number, because the mean of its divisors is an integer number (1487907900).

Almost surely, 2^52771117560 is an apocalyptic number.

It is an amenable number.

52771117560 is an abundant number, since it is smaller than the sum of its proper divisors (137681093640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52771117560 is a wasteful number, since it uses less digits than its factorization.

52771117560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306501 (or 3306497 counting only the distinct ones).

The product of its (nonzero) digits is 102900, while the sum is 42.

The spelling of 52771117560 in words is "fifty-two billion, seven hundred seventy-one million, one hundred seventeen thousand, five hundred sixty".