4778213577 has 16 divisors (see below), whose sum is σ = 6455376000. Its totient is φ = 3143406464.

The previous prime is 4778213567. The next prime is 4778213597. The reversal of 4778213577 is 7753128774.

It is a cyclic number.

It is not a de Polignac number, because 4778213577 - 2¹² = 4778209481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4778213567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118324 + ... + 153482.

It is an arithmetic number, because the mean of its divisors is an integer number (403461000).

Almost surely, 2^4778213577 is an apocalyptic number.

It is an amenable number.

4778213577 is a deficient number, since it is larger than the sum of its proper divisors (1677162423).

4778213577 is a wasteful number, since it uses less digits than its factorization.

4778213577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35760.

The product of its digits is 2304960, while the sum is 51.

The square root of 4778213577 is about 69124.6235215788. The cubic root of 4778213577 is about 1684.3093233684.

The spelling of 4778213577 in words is "four billion, seven hundred seventy-eight million, two hundred thirteen thousand, five hundred seventy-seven".