161036036351 has 2 divisors, whose sum is σ = 161036036352. Its totient is φ = 161036036350.

The previous prime is 161036036341. The next prime is 161036036387. The reversal of 161036036351 is 153630630161.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-161036036351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161036036341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80518018175 + 80518018176.

It is an arithmetic number, because the mean of its divisors is an integer number (80518018176).

Almost surely, 2^161036036351 is an apocalyptic number.

161036036351 is a deficient number, since it is larger than the sum of its proper divisors (1).

161036036351 is an equidigital number, since it uses as much as digits as its factorization.

161036036351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 35.

The spelling of 161036036351 in words is "one hundred sixty-one billion, thirty-six million, thirty-six thousand, three hundred fifty-one".