454889575139 has 4 divisors (see below), whose sum is σ = 461120939256. Its totient is φ = 448658211024.

The previous prime is 454889575123. The next prime is 454889575177. The reversal of 454889575139 is 931575988454.

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 454889575139 - 2⁴ = 454889575123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454889575739) 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, 3115681949 + ... + 3115682094.

It is an arithmetic number, because the mean of its divisors is an integer number (115280234814).

Almost surely, 2^454889575139 is an apocalyptic number.

454889575139 is a deficient number, since it is larger than the sum of its proper divisors (6231364117).

454889575139 is an equidigital number, since it uses as much as digits as its factorization.

454889575139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6231364116.

The product of its digits is 217728000, while the sum is 68.

The spelling of 454889575139 in words is "four hundred fifty-four billion, eight hundred eighty-nine million, five hundred seventy-five thousand, one hundred thirty-nine".