49754563646 has 8 divisors (see below), whose sum is σ = 79021954080. Its totient is φ = 23413912288.

The previous prime is 49754563577. The next prime is 49754563687. The reversal of 49754563646 is 64636545794.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731684726 + ... + 731684793.

It is an arithmetic number, because the mean of its divisors is an integer number (9877744260).

Almost surely, 2^49754563646 is an apocalyptic number.

49754563646 is a deficient number, since it is larger than the sum of its proper divisors (29267390434).

49754563646 is a wasteful number, since it uses less digits than its factorization.

49754563646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463369538.

The product of its digits is 65318400, while the sum is 59.

The spelling of 49754563646 in words is "forty-nine billion, seven hundred fifty-four million, five hundred sixty-three thousand, six hundred forty-six".