49277421189 has 24 divisors (see below), whose sum is σ = 71470576320. Its totient is φ = 32717086272.

The previous prime is 49277421131. The next prime is 49277421217. The reversal of 49277421189 is 98112477294.

49277421189 is a `hidden beast` number, since 492 + 7 + 74 + 2 + 1 + 1 + 89 = 666.

49277421189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49277421189 - 2¹¹ = 49277419141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49277421689) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2213337 + ... + 2235489.

It is an arithmetic number, because the mean of its divisors is an integer number (2977940680).

Almost surely, 2^49277421189 is an apocalyptic number.

It is an amenable number.

49277421189 is a deficient number, since it is larger than the sum of its proper divisors (22193155131).

49277421189 is a wasteful number, since it uses less digits than its factorization.

49277421189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23161 (or 23158 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The spelling of 49277421189 in words is "forty-nine billion, two hundred seventy-seven million, four hundred twenty-one thousand, one hundred eighty-nine".