49467616777 has 4 divisors (see below), whose sum is σ = 49478810436. Its totient is φ = 49456423120.

The previous prime is 49467616769. The next prime is 49467616819. The reversal of 49467616777 is 77761676494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77761676494 = 2 ⋅38880838247.

It can be written as a sum of positive squares in 2 ways, for example, as 32885646336 + 16581970441 = 181344^2 + 128771^2 .

It is a cyclic number.

It is not a de Polignac number, because 49467616777 - 2³ = 49467616769 is a prime.

It is a super-2 number, since 2×49467616777² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49467316777) 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, 5590198 + ... + 5599039.

It is an arithmetic number, because the mean of its divisors is an integer number (12369702609).

Almost surely, 2^49467616777 is an apocalyptic number.

It is an amenable number.

49467616777 is a deficient number, since it is larger than the sum of its proper divisors (11193659).

49467616777 is a wasteful number, since it uses less digits than its factorization.

49467616777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11193658.

The product of its digits is 74680704, while the sum is 64.

The spelling of 49467616777 in words is "forty-nine billion, four hundred sixty-seven million, six hundred sixteen thousand, seven hundred seventy-seven".