52804657819 has 2 divisors, whose sum is σ = 52804657820. Its totient is φ = 52804657818.

The previous prime is 52804657799. The next prime is 52804657903. The reversal of 52804657819 is 91875640825.

It is a happy number.

52804657819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52804657819 - 2¹³ = 52804649627 is a prime.

It is a super-2 number, since 2×52804657819² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52804657819.

It is not a weakly prime, because it can be changed into another prime (52804652819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26402328909 + 26402328910.

It is an arithmetic number, because the mean of its divisors is an integer number (26402328910).

Almost surely, 2^52804657819 is an apocalyptic number.

52804657819 is a deficient number, since it is larger than the sum of its proper divisors (1).

52804657819 is an equidigital number, since it uses as much as digits as its factorization.

52804657819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4838400, while the sum is 55.

The spelling of 52804657819 in words is "fifty-two billion, eight hundred four million, six hundred fifty-seven thousand, eight hundred nineteen".