49318152449 has 8 divisors (see below), whose sum is σ = 49370829480. Its totient is φ = 49265506816.

The previous prime is 49318152407. The next prime is 49318152473. The reversal of 49318152449 is 94425181394.

49318152449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2340624400 + 46977528049 = 48380^2 + 216743^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49318152449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49318152397 and 49318152406.

It is not an unprimeable number, because it can be changed into a prime (49318152349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4286897 + ... + 4298385.

It is an arithmetic number, because the mean of its divisors is an integer number (6171353685).

Almost surely, 2^49318152449 is an apocalyptic number.

It is an amenable number.

49318152449 is a deficient number, since it is larger than the sum of its proper divisors (52677031).

49318152449 is a wasteful number, since it uses less digits than its factorization.

49318152449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15699.

The product of its digits is 1244160, while the sum is 50.

The spelling of 49318152449 in words is "forty-nine billion, three hundred eighteen million, one hundred fifty-two thousand, four hundred forty-nine".