52942773528 has 128 divisors (see below), whose sum is σ = 149099616000. Its totient is φ = 17621434656.

The previous prime is 52942773463. The next prime is 52942773539. The reversal of 52942773528 is 82537724925.

52942773528 is a `hidden beast` number, since 5 + 2 + 9 + 42 + 7 + 73 + 528 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14467363 + ... + 14471021.

It is an arithmetic number, because the mean of its divisors is an integer number (1164840750).

Almost surely, 2^52942773528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52942773528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74549808000).

52942773528 is an abundant number, since it is smaller than the sum of its proper divisors (96156842472).

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

52942773528 is an equidigital number, since it uses as much as digits as its factorization.

52942773528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513 (or 4491 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 52942773528 in words is "fifty-two billion, nine hundred forty-two million, seven hundred seventy-three thousand, five hundred twenty-eight".