464450014621 has 4 divisors (see below), whose sum is σ = 464451382044. Its totient is φ = 464448647200.

The previous prime is 464450014573. The next prime is 464450014627. The reversal of 464450014621 is 126410054464.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 215004706596 + 249445308025 = 463686^2 + 499445^2 .

It is a cyclic number.

It is not a de Polignac number, because 464450014621 - 2⁹ = 464450014109 is a prime.

It is a super-2 number, since 2×464450014621² (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 (464450014627) 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, 259551 + ... + 998131.

It is an arithmetic number, because the mean of its divisors is an integer number (116112845511).

Almost surely, 2^464450014621 is an apocalyptic number.

It is an amenable number.

464450014621 is a deficient number, since it is larger than the sum of its proper divisors (1367423).

464450014621 is an equidigital number, since it uses as much as digits as its factorization.

464450014621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367422.

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 464450014621 in words is "four hundred sixty-four billion, four hundred fifty million, fourteen thousand, six hundred twenty-one".