49712856499 has 8 divisors (see below), whose sum is σ = 51430775760. Its totient is φ = 47995182816.

The previous prime is 49712856493. The next prime is 49712856503. The reversal of 49712856499 is 99465821794.

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

It is not a de Polignac number, because 49712856499 - 2³ = 49712856491 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49712856499.

It is not an unprimeable number, because it can be changed into a prime (49712856491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412597 + ... + 519289.

It is an arithmetic number, because the mean of its divisors is an integer number (6428846970).

Almost surely, 2^49712856499 is an apocalyptic number.

49712856499 is a deficient number, since it is larger than the sum of its proper divisors (1717919261).

49712856499 is a wasteful number, since it uses less digits than its factorization.

49712856499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122789.

The product of its digits is 39191040, while the sum is 64.

The spelling of 49712856499 in words is "forty-nine billion, seven hundred twelve million, eight hundred fifty-six thousand, four hundred ninety-nine".