49754563647 has 8 divisors (see below), whose sum is σ = 66343405056. Its totient is φ = 33167715672.

The previous prime is 49754563577. The next prime is 49754563687. The reversal of 49754563647 is 74636545794.

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

It is a de Polignac number, because none of the positive numbers 2^k-49754563647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49754563687) 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, 439113 + ... + 540674.

It is an arithmetic number, because the mean of its divisors is an integer number (8292925632).

Almost surely, 2^49754563647 is an apocalyptic number.

49754563647 is a deficient number, since it is larger than the sum of its proper divisors (16588841409).

49754563647 is a wasteful number, since it uses less digits than its factorization.

49754563647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996717.

The product of its digits is 76204800, while the sum is 60.

The spelling of 49754563647 in words is "forty-nine billion, seven hundred fifty-four million, five hundred sixty-three thousand, six hundred forty-seven".