52276746368 has 128 divisors (see below), whose sum is σ = 135489162240. Its totient is φ = 19481932800.

The previous prime is 52276746337. The next prime is 52276746371. The reversal of 52276746368 is 86364767225.

52276746368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111383 + ... + 341993.

It is an arithmetic number, because the mean of its divisors is an integer number (1058509080).

Almost surely, 2^52276746368 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 52276746368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67744581120).

52276746368 is an abundant number, since it is smaller than the sum of its proper divisors (83212415872).

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

52276746368 is a wasteful number, since it uses less digits than its factorization.

52276746368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230666 (or 230654 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 56.

The spelling of 52276746368 in words is "fifty-two billion, two hundred seventy-six million, seven hundred forty-six thousand, three hundred sixty-eight".