52358017788 has 96 divisors (see below), whose sum is σ = 141745605120. Its totient is φ = 16681991040.

The previous prime is 52358017787. The next prime is 52358017819. The reversal of 52358017788 is 88771085325.

52358017788 is a `hidden beast` number, since 52 + 3 + 580 + 1 + 7 + 7 + 8 + 8 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52358017787) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3895656 + ... + 3909072.

It is an arithmetic number, because the mean of its divisors is an integer number (1476516720).

Almost surely, 2^52358017788 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 52358017788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70872802560).

52358017788 is an abundant number, since it is smaller than the sum of its proper divisors (89387587332).

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

52358017788 is a wasteful number, since it uses less digits than its factorization.

52358017788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15024 (or 15016 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 54.

The spelling of 52358017788 in words is "fifty-two billion, three hundred fifty-eight million, seventeen thousand, seven hundred eighty-eight".