61588947774803 has 2 divisors, whose sum is σ = 61588947774804. Its totient is φ = 61588947774802.

The previous prime is 61588947774793. The next prime is 61588947774833. The reversal of 61588947774803 is 30847774988516.

61588947774803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61588947774803 - 2⁴⁴ = 43996761730387 is a prime.

It is a super-2 number, since 2×61588947774803² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (61588947774833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30794473887401 + 30794473887402.

It is an arithmetic number, because the mean of its divisors is an integer number (30794473887402).

Almost surely, 2^{61588947774803} is an apocalyptic number.

61588947774803 is a deficient number, since it is larger than the sum of its proper divisors (1).

61588947774803 is an equidigital number, since it uses as much as digits as its factorization.

61588947774803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2275983360, while the sum is 77.

The spelling of 61588947774803 in words is "sixty-one trillion, five hundred eighty-eight billion, nine hundred forty-seven million, seven hundred seventy-four thousand, eight hundred three".