52404387653 has 2 divisors, whose sum is σ = 52404387654. Its totient is φ = 52404387652.

The previous prime is 52404387601. The next prime is 52404387727. The reversal of 52404387653 is 35678340425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26321168644 + 26083219009 = 162238^2 + 161503^2 .

It is a cyclic number.

It is not a de Polignac number, because 52404387653 - 2¹⁴ = 52404371269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52404387598 and 52404387607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52404317653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26202193826 + 26202193827.

It is an arithmetic number, because the mean of its divisors is an integer number (26202193827).

Almost surely, 2^52404387653 is an apocalyptic number.

It is an amenable number.

52404387653 is a deficient number, since it is larger than the sum of its proper divisors (1).

52404387653 is an equidigital number, since it uses as much as digits as its factorization.

52404387653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 52404387653 in words is "fifty-two billion, four hundred four million, three hundred eighty-seven thousand, six hundred fifty-three".