49320634649 has 32 divisors (see below), whose sum is σ = 58834944000. Its totient is φ = 40753776960.

The previous prime is 49320634633. The next prime is 49320634681. The reversal of 49320634649 is 94643602394.

It is not a de Polignac number, because 49320634649 - 2⁴ = 49320634633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49320634597 and 49320634606.

It is not an unprimeable number, because it can be changed into a prime (49320634049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4321052 + ... + 4332450.

It is an arithmetic number, because the mean of its divisors is an integer number (1838592000).

Almost surely, 2^49320634649 is an apocalyptic number.

It is an amenable number.

49320634649 is a deficient number, since it is larger than the sum of its proper divisors (9514309351).

49320634649 is a wasteful number, since it uses less digits than its factorization.

49320634649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11885.

The product of its (nonzero) digits is 3359232, while the sum is 50.

The spelling of 49320634649 in words is "forty-nine billion, three hundred twenty million, six hundred thirty-four thousand, six hundred forty-nine".