52155435737 has 2 divisors, whose sum is σ = 52155435738. Its totient is φ = 52155435736.

The previous prime is 52155435733. The next prime is 52155435769. The reversal of 52155435737 is 73753455125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33478386841 + 18677048896 = 182971^2 + 136664^2 .

It is a cyclic number.

It is not a de Polignac number, because 52155435737 - 2² = 52155435733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52155435691 and 52155435700.

It is not a weakly prime, because it can be changed into another prime (52155435733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26077717868 + 26077717869.

It is an arithmetic number, because the mean of its divisors is an integer number (26077717869).

Almost surely, 2^52155435737 is an apocalyptic number.

It is an amenable number.

52155435737 is a deficient number, since it is larger than the sum of its proper divisors (1).

52155435737 is an equidigital number, since it uses as much as digits as its factorization.

52155435737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2205000, while the sum is 47.

The spelling of 52155435737 in words is "fifty-two billion, one hundred fifty-five million, four hundred thirty-five thousand, seven hundred thirty-seven".