161126232960 has 384 divisors, whose sum is σ = 645177254400. Its totient is φ = 33480437760.

The previous prime is 161126232941. The next prime is 161126232979. The reversal of 161126232960 is 69232621161.

It is an interprime number because it is at equal distance from previous prime (161126232941) and next prime (161126232979).

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1576701 + ... + 1675779.

It is an arithmetic number, because the mean of its divisors is an integer number (1680149100).

Almost surely, 2^161126232960 is an apocalyptic number.

161126232960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 161126232960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322588627200).

161126232960 is an abundant number, since it is smaller than the sum of its proper divisors (484051021440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161126232960 is a wasteful number, since it uses less digits than its factorization.

161126232960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99130 (or 99107 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 161126232960 in words is "one hundred sixty-one billion, one hundred twenty-six million, two hundred thirty-two thousand, nine hundred sixty".