469166661 has 24 divisors (see below), whose sum is σ = 706733664. Its totient is φ = 311020560.

The previous prime is 469166597. The next prime is 469166699. The reversal of 469166661 is 166661964.

It is not a de Polignac number, because 469166661 - 2⁶ = 469166597 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469166161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38650 + ... + 49316.

It is an arithmetic number, because the mean of its divisors is an integer number (29447236).

Almost surely, 2^469166661 is an apocalyptic number.

It is an amenable number.

469166661 is a deficient number, since it is larger than the sum of its proper divisors (237567003).

469166661 is a wasteful number, since it uses less digits than its factorization.

469166661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10863 (or 10851 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 469166661 is about 21660.2553309050. The cubic root of 469166661 is about 777.0382205674.

The spelling of 469166661 in words is "four hundred sixty-nine million, one hundred sixty-six thousand, six hundred sixty-one".