49648878557329 has 8 divisors (see below), whose sum is σ = 50355957470240. Its totient is φ = 48942528219936.

The previous prime is 49648878557293. The next prime is 49648878557339. The reversal of 49648878557329 is 92375587884694.

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

It is a cyclic number.

It is not a de Polignac number, because 49648878557329 - 2¹⁵ = 49648878524561 is a prime.

It is a super-2 number, since 2×49648878557329² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49648878557339) 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, 182006619 + ... + 182279200.

It is an arithmetic number, because the mean of its divisors is an integer number (6294494683780).

Almost surely, 2^{49648878557329} is an apocalyptic number.

It is an amenable number.

49648878557329 is a deficient number, since it is larger than the sum of its proper divisors (707078912911).

49648878557329 is a wasteful number, since it uses less digits than its factorization.

49648878557329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364287759.

The product of its digits is 29262643200, while the sum is 85.

The spelling of 49648878557329 in words is "forty-nine trillion, six hundred forty-eight billion, eight hundred seventy-eight million, five hundred fifty-seven thousand, three hundred twenty-nine".