39052221723557 has 4 divisors (see below), whose sum is σ = 44631110541216. Its totient is φ = 33473332905900.

The previous prime is 39052221723553. The next prime is 39052221723653. The reversal of 39052221723557 is 75532712225093.

39052221723557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39052221723557 - 2² = 39052221723553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 39052221723499 and 39052221723508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39052221723553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2789444408819 + ... + 2789444408832.

It is an arithmetic number, because the mean of its divisors is an integer number (11157777635304).

Almost surely, 2^{39052221723557} is an apocalyptic number.

It is an amenable number.

39052221723557 is a deficient number, since it is larger than the sum of its proper divisors (5578888817659).

39052221723557 is an equidigital number, since it uses as much as digits as its factorization.

39052221723557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5578888817658.

The product of its (nonzero) digits is 7938000, while the sum is 53.

The spelling of 39052221723557 in words is "thirty-nine trillion, fifty-two billion, two hundred twenty-one million, seven hundred twenty-three thousand, five hundred fifty-seven".