49042722909 has 8 divisors (see below), whose sum is σ = 65391320512. Its totient is φ = 32694636960.

The previous prime is 49042722899. The next prime is 49042722947. The reversal of 49042722909 is 90922724094.

49042722909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 49042722909 - 2¹⁷ = 49042591837 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 (49042722809) 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, 306729 + ... + 438369.

It is an arithmetic number, because the mean of its divisors is an integer number (8173915064).

Almost surely, 2^49042722909 is an apocalyptic number.

It is an amenable number.

49042722909 is a deficient number, since it is larger than the sum of its proper divisors (16348597603).

49042722909 is a wasteful number, since it uses less digits than its factorization.

49042722909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255827.

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 49042722909 in words is "forty-nine billion, forty-two million, seven hundred twenty-two thousand, nine hundred nine".