52355201587861 has 2 divisors, whose sum is σ = 52355201587862. Its totient is φ = 52355201587860.

The previous prime is 52355201587831. The next prime is 52355201587867. The reversal of 52355201587861 is 16878510255325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31502188007761 + 20853013580100 = 5612681^2 + 4566510^2 .

It is a cyclic number.

It is not a de Polignac number, because 52355201587861 - 2⁹ = 52355201587349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52355201587796 and 52355201587805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52355201587867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26177600793930 + 26177600793931.

It is an arithmetic number, because the mean of its divisors is an integer number (26177600793931).

Almost surely, 2^{52355201587861} is an apocalyptic number.

It is an amenable number.

52355201587861 is a deficient number, since it is larger than the sum of its proper divisors (1).

52355201587861 is an equidigital number, since it uses as much as digits as its factorization.

52355201587861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160000, while the sum is 58.

The spelling of 52355201587861 in words is "fifty-two trillion, three hundred fifty-five billion, two hundred one million, five hundred eighty-seven thousand, eight hundred sixty-one".