464171072423 has 4 divisors (see below), whose sum is σ = 471780434328. Its totient is φ = 456561710520.

The previous prime is 464171072381. The next prime is 464171072441. The reversal of 464171072423 is 324270171464.

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 464171072423 - 2¹² = 464171068327 is a prime.

It is a super-2 number, since 2×464171072423² (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 (464171072723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3804680861 + ... + 3804680982.

It is an arithmetic number, because the mean of its divisors is an integer number (117945108582).

Almost surely, 2^464171072423 is an apocalyptic number.

464171072423 is a deficient number, since it is larger than the sum of its proper divisors (7609361905).

464171072423 is an equidigital number, since it uses as much as digits as its factorization.

464171072423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7609361904.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 464171072423 in words is "four hundred sixty-four billion, one hundred seventy-one million, seventy-two thousand, four hundred twenty-three".