16313533466 has 8 divisors (see below), whose sum is σ = 24471073620. Its totient is φ = 8156508928.

The previous prime is 16313533451. The next prime is 16313533469. The reversal of 16313533466 is 66433531361.

It can be written as a sum of positive squares in 2 ways, for example, as 14055288025 + 2258245441 = 118555^2 + 47521^2 .

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

It is a super-2 number, since 2×16313533466² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16313533469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36581 + ... + 184296.

Almost surely, 2^16313533466 is an apocalyptic number.

16313533466 is a deficient number, since it is larger than the sum of its proper divisors (8157540154).

16313533466 is a wasteful number, since it uses less digits than its factorization.

16313533466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257808.

The product of its digits is 349920, while the sum is 41.

The spelling of 16313533466 in words is "sixteen billion, three hundred thirteen million, five hundred thirty-three thousand, four hundred sixty-six".