453939389039 has 4 divisors (see below), whose sum is σ = 454343610456. Its totient is φ = 453535167624.

The previous prime is 453939389023. The next prime is 453939389041. The reversal of 453939389039 is 930983939354.

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 453939389039 - 2⁴ = 453939389023 is a prime.

It is a super-2 number, since 2×453939389039² (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 (453939389539) 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, 202109024 + ... + 202111269.

It is an arithmetic number, because the mean of its divisors is an integer number (113585902614).

Almost surely, 2^453939389039 is an apocalyptic number.

453939389039 is a deficient number, since it is larger than the sum of its proper divisors (404221417).

453939389039 is a wasteful number, since it uses less digits than its factorization.

453939389039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404221416.

The product of its (nonzero) digits is 85030560, while the sum is 65.

The spelling of 453939389039 in words is "four hundred fifty-three billion, nine hundred thirty-nine million, three hundred eighty-nine thousand, thirty-nine".