49581229127 has 4 divisors (see below), whose sum is σ = 49611045120. Its totient is φ = 49551413136.

The previous prime is 49581229121. The next prime is 49581229157. The reversal of 49581229127 is 72192218594.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49581229127 - 2¹⁴ = 49581212743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49581229121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14905502 + ... + 14908827.

It is an arithmetic number, because the mean of its divisors is an integer number (12402761280).

Almost surely, 2^49581229127 is an apocalyptic number.

49581229127 is a deficient number, since it is larger than the sum of its proper divisors (29815993).

49581229127 is a wasteful number, since it uses less digits than its factorization.

49581229127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29815992.

The product of its digits is 725760, while the sum is 50.

The spelling of 49581229127 in words is "forty-nine billion, five hundred eighty-one million, two hundred twenty-nine thousand, one hundred twenty-seven".