52076728645 has 8 divisors (see below), whose sum is σ = 65781131040. Its totient is φ = 39468678480.

The previous prime is 52076728631. The next prime is 52076728699. The reversal of 52076728645 is 54682767025.

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

It is not a de Polignac number, because 52076728645 - 2¹³ = 52076720453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52076728592 and 52076728601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274087951 + ... + 274088140.

It is an arithmetic number, because the mean of its divisors is an integer number (8222641380).

Almost surely, 2^52076728645 is an apocalyptic number.

It is an amenable number.

52076728645 is a deficient number, since it is larger than the sum of its proper divisors (13704402395).

52076728645 is a wasteful number, since it uses less digits than its factorization.

52076728645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548176115.

The product of its (nonzero) digits is 5644800, while the sum is 52.

The spelling of 52076728645 in words is "fifty-two billion, seventy-six million, seven hundred twenty-eight thousand, six hundred forty-five".