49840167297 has 4 divisors (see below), whose sum is σ = 66453556400. Its totient is φ = 33226778196.

The previous prime is 49840167287. The next prime is 49840167347. The reversal of 49840167297 is 79276104894.

It is a happy number.

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 49840167297 - 2⁶ = 49840167233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49840167287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8306694547 + ... + 8306694552.

It is an arithmetic number, because the mean of its divisors is an integer number (16613389100).

Almost surely, 2^49840167297 is an apocalyptic number.

It is an amenable number.

49840167297 is a deficient number, since it is larger than the sum of its proper divisors (16613389103).

49840167297 is a wasteful number, since it uses less digits than its factorization.

49840167297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16613389102.

The product of its (nonzero) digits is 6096384, while the sum is 57.

The spelling of 49840167297 in words is "forty-nine billion, eight hundred forty million, one hundred sixty-seven thousand, two hundred ninety-seven".