464632534421 has 6 divisors (see below), whose sum is σ = 510711794166. Its totient is φ = 422393213000.

The previous prime is 464632534409. The next prime is 464632534433. The reversal of 464632534421 is 124435236464.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (464632534409) and next prime (464632534433).

It can be written as a sum of positive squares in only one way, i.e., 423689035396 + 40943499025 = 650914^2 + 202345^2 .

It is not a de Polignac number, because 464632534421 - 2¹⁴ = 464632518037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464632534441) 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 5 ways as a sum of consecutive naturals, for example, 1919969030 + ... + 1919969271.

It is an arithmetic number, because the mean of its divisors is an integer number (85118632361).

Almost surely, 2^464632534421 is an apocalyptic number.

It is an amenable number.

464632534421 is a deficient number, since it is larger than the sum of its proper divisors (46079259745).

464632534421 is a wasteful number, since it uses less digits than its factorization.

464632534421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839938323 (or 3839938312 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 44.

The spelling of 464632534421 in words is "four hundred sixty-four billion, six hundred thirty-two million, five hundred thirty-four thousand, four hundred twenty-one".