62445617161 has 2 divisors, whose sum is σ = 62445617162. Its totient is φ = 62445617160.

The previous prime is 62445617111. The next prime is 62445617173. The reversal of 62445617161 is 16171654426.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58852334025 + 3593283136 = 242595^2 + 59944^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-62445617161 is a prime.

It is not a weakly prime, because it can be changed into another prime (62445617111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31222808580 + 31222808581.

It is an arithmetic number, because the mean of its divisors is an integer number (31222808581).

Almost surely, 2^62445617161 is an apocalyptic number.

It is an amenable number.

62445617161 is a deficient number, since it is larger than the sum of its proper divisors (1).

62445617161 is an equidigital number, since it uses as much as digits as its factorization.

62445617161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 43.

The spelling of 62445617161 in words is "sixty-two billion, four hundred forty-five million, six hundred seventeen thousand, one hundred sixty-one".