450873825413 has 4 divisors (see below), whose sum is σ = 491862355008. Its totient is φ = 409885295820.

The previous prime is 450873825373. The next prime is 450873825463. The reversal of 450873825413 is 314528378054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 450873825413 - 2²⁸ = 450605389957 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 (450873825463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20494264781 + ... + 20494264802.

It is an arithmetic number, because the mean of its divisors is an integer number (122965588752).

Almost surely, 2^450873825413 is an apocalyptic number.

It is an amenable number.

450873825413 is a deficient number, since it is larger than the sum of its proper divisors (40988529595).

450873825413 is a wasteful number, since it uses less digits than its factorization.

450873825413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40988529594.

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 450873825413 in words is "four hundred fifty billion, eight hundred seventy-three million, eight hundred twenty-five thousand, four hundred thirteen".