466739221881 has 16 divisors (see below), whose sum is σ = 659068498944. Its totient is φ = 293188554384.

The previous prime is 466739221859. The next prime is 466739221903. The reversal of 466739221881 is 188122937664.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (466739221859) and next prime (466739221903).

It is not a de Polignac number, because 466739221881 - 2⁹ = 466739221369 is a prime.

It is a super-2 number, since 2×466739221881² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (466739221981) 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 15 ways as a sum of consecutive naturals, for example, 50475501 + ... + 50484746.

It is an arithmetic number, because the mean of its divisors is an integer number (41191781184).

Almost surely, 2^466739221881 is an apocalyptic number.

It is an amenable number.

466739221881 is a deficient number, since it is larger than the sum of its proper divisors (192329277063).

466739221881 is a wasteful number, since it uses less digits than its factorization.

466739221881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100960340.

The product of its digits is 6967296, while the sum is 57.

The spelling of 466739221881 in words is "four hundred sixty-six billion, seven hundred thirty-nine million, two hundred twenty-one thousand, eight hundred eighty-one".