161048704051 has 2 divisors, whose sum is σ = 161048704052. Its totient is φ = 161048704050.

The previous prime is 161048704007. The next prime is 161048704079. The reversal of 161048704051 is 150407840161.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-161048704051 is a prime.

It is a super-3 number, since 3×161048704051³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 161048704051.

It is not a weakly prime, because it can be changed into another prime (161048734051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80524352025 + 80524352026.

It is an arithmetic number, because the mean of its divisors is an integer number (80524352026).

Almost surely, 2^161048704051 is an apocalyptic number.

161048704051 is a deficient number, since it is larger than the sum of its proper divisors (1).

161048704051 is an equidigital number, since it uses as much as digits as its factorization.

161048704051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 37.

The spelling of 161048704051 in words is "one hundred sixty-one billion, forty-eight million, seven hundred four thousand, fifty-one".