52722507387 has 8 divisors (see below), whose sum is σ = 76687283520. Its totient is φ = 31953034760.

The previous prime is 52722507361. The next prime is 52722507391. The reversal of 52722507387 is 78370522725.

52722507387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52722507387 - 2⁷ = 52722507259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52722503387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798825837 + ... + 798825902.

It is an arithmetic number, because the mean of its divisors is an integer number (9585910440).

Almost surely, 2^52722507387 is an apocalyptic number.

52722507387 is a deficient number, since it is larger than the sum of its proper divisors (23964776133).

52722507387 is a wasteful number, since it uses less digits than its factorization.

52722507387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1597651753.

The product of its (nonzero) digits is 1646400, while the sum is 48.

The spelling of 52722507387 in words is "fifty-two billion, seven hundred twenty-two million, five hundred seven thousand, three hundred eighty-seven".