49484969274439 has 4 divisors (see below), whose sum is σ = 50296198279000. Its totient is φ = 48673740269880.

The previous prime is 49484969274431. The next prime is 49484969274509. The reversal of 49484969274439 is 93447296948494.

It is a happy number.

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 49484969274439 - 2³ = 49484969274431 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 (49484969274431) 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, 405614502189 + ... + 405614502310.

It is an arithmetic number, because the mean of its divisors is an integer number (12574049569750).

Almost surely, 2^{49484969274439} is an apocalyptic number.

49484969274439 is a deficient number, since it is larger than the sum of its proper divisors (811229004561).

49484969274439 is an equidigital number, since it uses as much as digits as its factorization.

49484969274439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811229004560.

The product of its digits is 13544423424, while the sum is 82.

The spelling of 49484969274439 in words is "forty-nine trillion, four hundred eighty-four billion, nine hundred sixty-nine million, two hundred seventy-four thousand, four hundred thirty-nine".