161714880 has 280 divisors, whose sum is σ = 610746048. Its totient is φ = 40476672.

The previous prime is 161714851. The next prime is 161714881. The reversal of 161714880 is 88417161.

161714880 is a `hidden beast` number, since 1 + 6 + 171 + 488 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (161714881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 440457 + ... + 440823.

Almost surely, 2^161714880 is an apocalyptic number.

161714880 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 161714880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305373024).

161714880 is an abundant number, since it is smaller than the sum of its proper divisors (449031168).

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

161714880 is a wasteful number, since it uses less digits than its factorization.

161714880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 36.

The square root of 161714880 is about 12716.7165573508. The cubic root of 161714880 is about 544.8161768179.

The spelling of 161714880 in words is "one hundred sixty-one million, seven hundred fourteen thousand, eight hundred eighty".