161466463 has 8 divisors (see below), whose sum is σ = 168781536. Its totient is φ = 154176000.

The previous prime is 161466439. The next prime is 161466469. The reversal of 161466463 is 364664161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 161466463 - 2²¹ = 159369311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161466469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7983 + ... + 19663.

It is an arithmetic number, because the mean of its divisors is an integer number (21097692).

Almost surely, 2^161466463 is an apocalyptic number.

161466463 is a deficient number, since it is larger than the sum of its proper divisors (7315073).

161466463 is a wasteful number, since it uses less digits than its factorization.

161466463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12305.

The product of its digits is 62208, while the sum is 37.

The square root of 161466463 is about 12706.9454630135. The cubic root of 161466463 is about 544.5370622002.

The spelling of 161466463 in words is "one hundred sixty-one million, four hundred sixty-six thousand, four hundred sixty-three".