49147219377 has 6 divisors (see below), whose sum is σ = 70990428002. Its totient is φ = 32764812912.

The previous prime is 49147219369. The next prime is 49147219403. The reversal of 49147219377 is 77391274194.

It is a happy number.

49147219377 is a `hidden beast` number, since 4 + 91 + 472 + 19 + 3 + 77 = 666.

It can be written as a sum of positive squares in only one way, i.e., 40875134976 + 8272084401 = 202176^2 + 90951^2 .

It is not a de Polignac number, because 49147219377 - 2³ = 49147219369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49147219357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2730401068 + ... + 2730401085.

Almost surely, 2^49147219377 is an apocalyptic number.

It is an amenable number.

49147219377 is a deficient number, since it is larger than the sum of its proper divisors (21843208625).

49147219377 is a wasteful number, since it uses less digits than its factorization.

49147219377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5460802159 (or 5460802156 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The spelling of 49147219377 in words is "forty-nine billion, one hundred forty-seven million, two hundred nineteen thousand, three hundred seventy-seven".