49816305729 has 12 divisors (see below), whose sum is σ = 71975279376. Its totient is φ = 33202381272.

The previous prime is 49816305703. The next prime is 49816305823. The reversal of 49816305729 is 92750361894.

49816305729 is a `hidden beast` number, since 4 + 9 + 8 + 1 + 63 + 0 + 572 + 9 = 666.

It is not a de Polignac number, because 49816305729 - 2⁵ = 49816305697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49816305629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 670167 + ... + 740780.

It is an arithmetic number, because the mean of its divisors is an integer number (5997939948).

It is a 1-persistent number, because it is pandigital, but 2⋅49816305729 = 99632611458 is not.

Almost surely, 2^49816305729 is an apocalyptic number.

It is an amenable number.

49816305729 is a deficient number, since it is larger than the sum of its proper divisors (22158973647).

49816305729 is a wasteful number, since it uses less digits than its factorization.

49816305729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414876 (or 1414873 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 49816305729 in words is "forty-nine billion, eight hundred sixteen million, three hundred five thousand, seven hundred twenty-nine".