466236391081 has 4 divisors (see below), whose sum is σ = 468187171200. Its totient is φ = 464285610964.

The previous prime is 466236391039. The next prime is 466236391121. The reversal of 466236391081 is 180193632664.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 466236391081 - 2⁷ = 466236390953 is a prime.

It is a super-2 number, since 2×466236391081² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (466236391001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 975389701 + ... + 975390178.

It is an arithmetic number, because the mean of its divisors is an integer number (117046792800).

Almost surely, 2^466236391081 is an apocalyptic number.

It is an amenable number.

466236391081 is a deficient number, since it is larger than the sum of its proper divisors (1950780119).

466236391081 is a wasteful number, since it uses less digits than its factorization.

466236391081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950780118.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 466236391081 in words is "four hundred sixty-six billion, two hundred thirty-six million, three hundred ninety-one thousand, eighty-one".