465416440231 has 4 divisors (see below), whose sum is σ = 468498668464. Its totient is φ = 462334212000.

The previous prime is 465416440217. The next prime is 465416440283. The reversal of 465416440231 is 132044614564.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 465416440231 - 2¹¹ = 465416438183 is a prime.

It is a super-2 number, since 2×465416440231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465416440031) 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, 1541113890 + ... + 1541114191.

It is an arithmetic number, because the mean of its divisors is an integer number (117124667116).

Almost surely, 2^465416440231 is an apocalyptic number.

465416440231 is a deficient number, since it is larger than the sum of its proper divisors (3082228233).

465416440231 is a wasteful number, since it uses less digits than its factorization.

465416440231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3082228232.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 465416440231 in words is "four hundred sixty-five billion, four hundred sixteen million, four hundred forty thousand, two hundred thirty-one".