434277349491 has 4 divisors (see below), whose sum is σ = 579036465992. Its totient is φ = 289518232992.

The previous prime is 434277349483. The next prime is 434277349543. The reversal of 434277349491 is 194943772434.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 434277349491 - 2³ = 434277349483 is a prime.

It is a super-3 number, since 3×434277349491³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434277349391) 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, 72379558246 + ... + 72379558251.

It is an arithmetic number, because the mean of its divisors is an integer number (144759116498).

Almost surely, 2^434277349491 is an apocalyptic number.

434277349491 is a deficient number, since it is larger than the sum of its proper divisors (144759116501).

434277349491 is a wasteful number, since it uses less digits than its factorization.

434277349491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144759116500.

The product of its digits is 18289152, while the sum is 57.

The spelling of 434277349491 in words is "four hundred thirty-four billion, two hundred seventy-seven million, three hundred forty-nine thousand, four hundred ninety-one".