161346487332 has 48 divisors (see below), whose sum is σ = 378559311872. Its totient is φ = 53485155360.

The previous prime is 161346487261. The next prime is 161346487349. The reversal of 161346487332 is 233784643161.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1733493 + ... + 1824195.

Almost surely, 2^161346487332 is an apocalyptic number.

161346487332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

161346487332 is an abundant number, since it is smaller than the sum of its proper divisors (217212824540).

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

161346487332 is a wasteful number, since it uses less digits than its factorization.

161346487332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91528 (or 91526 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 48.

The spelling of 161346487332 in words is "one hundred sixty-one billion, three hundred forty-six million, four hundred eighty-seven thousand, three hundred thirty-two".