4609577780 has 24 divisors (see below), whose sum is σ = 9686659752. Its totient is φ = 1842584192.

The previous prime is 4609577779. The next prime is 4609577803. The reversal of 4609577780 is 877759064.

It can be written as a sum of positive squares in 4 ways, for example, as 650148004 + 3959429776 = 25498^2 + 62924^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47327 + ... + 107046.

It is an arithmetic number, because the mean of its divisors is an integer number (403610823).

Almost surely, 2^4609577780 is an apocalyptic number.

It is an amenable number.

4609577780 is an abundant number, since it is smaller than the sum of its proper divisors (5077081972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4609577780 is a wasteful number, since it uses less digits than its factorization.

4609577780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155875 (or 155873 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 53.

The square root of 4609577780 is about 67893.8714465452. The cubic root of 4609577780 is about 1664.2569623854.

The spelling of 4609577780 in words is "four billion, six hundred nine million, five hundred seventy-seven thousand, seven hundred eighty".