55535830025537 has 2 divisors, whose sum is σ = 55535830025538. Its totient is φ = 55535830025536.

The previous prime is 55535830025509. The next prime is 55535830025587. The reversal of 55535830025537 is 73552003853555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48306378177841 + 7229451847696 = 6950279^2 + 2688764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55535830025537 is a prime.

It is not a weakly prime, because it can be changed into another prime (55535830025587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27767915012768 + 27767915012769.

It is an arithmetic number, because the mean of its divisors is an integer number (27767915012769).

Almost surely, 2^{55535830025537} is an apocalyptic number.

It is an amenable number.

55535830025537 is a deficient number, since it is larger than the sum of its proper divisors (1).

55535830025537 is an equidigital number, since it uses as much as digits as its factorization.

55535830025537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47250000, while the sum is 56.

The spelling of 55535830025537 in words is "fifty-five trillion, five hundred thirty-five billion, eight hundred thirty million, twenty-five thousand, five hundred thirty-seven".