161952922126 has 24 divisors (see below), whose sum is σ = 258134800176. Its totient is φ = 76191029760.

The previous prime is 161952922121. The next prime is 161952922129. The reversal of 161952922126 is 621229259161.

161952922126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161952922121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2046006 + ... + 2123686.

It is an arithmetic number, because the mean of its divisors is an integer number (10755616674).

Almost surely, 2^161952922126 is an apocalyptic number.

161952922126 is a deficient number, since it is larger than the sum of its proper divisors (96181878050).

161952922126 is a wasteful number, since it uses less digits than its factorization.

161952922126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81324 (or 81307 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The spelling of 161952922126 in words is "one hundred sixty-one billion, nine hundred fifty-two million, nine hundred twenty-two thousand, one hundred twenty-six".