5055666777 has 36 divisors (see below), whose sum is σ = 8864256960. Its totient is φ = 2763340272.

The previous prime is 5055666761. The next prime is 5055666809. The reversal of 5055666777 is 7776665505.

It is not a de Polignac number, because 5055666777 - 2⁴ = 5055666761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5055666877) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 239077 + ... + 259362.

It is an arithmetic number, because the mean of its divisors is an integer number (246229360).

Almost surely, 2^5055666777 is an apocalyptic number.

It is an amenable number.

5055666777 is a deficient number, since it is larger than the sum of its proper divisors (3808590183).

5055666777 is a wasteful number, since it uses less digits than its factorization.

5055666777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498482 (or 498472 counting only the distinct ones).

The product of its (nonzero) digits is 9261000, while the sum is 54.

The square root of 5055666777 is about 71103.2121426311. The cubic root of 5055666777 is about 1716.2984641087.

The spelling of 5055666777 in words is "five billion, fifty-five million, six hundred sixty-six thousand, seven hundred seventy-seven".