52478770363 has 2 divisors, whose sum is σ = 52478770364. Its totient is φ = 52478770362.

The previous prime is 52478770349. The next prime is 52478770373. The reversal of 52478770363 is 36307787425.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52478770363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52478770363.

It is not a weakly prime, because it can be changed into another prime (52478770373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26239385181 + 26239385182.

It is an arithmetic number, because the mean of its divisors is an integer number (26239385182).

Almost surely, 2^52478770363 is an apocalyptic number.

52478770363 is a deficient number, since it is larger than the sum of its proper divisors (1).

52478770363 is an equidigital number, since it uses as much as digits as its factorization.

52478770363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5927040, while the sum is 52.

The spelling of 52478770363 in words is "fifty-two billion, four hundred seventy-eight million, seven hundred seventy thousand, three hundred sixty-three".