4656440564 has 12 divisors (see below), whose sum is σ = 8429763300. Its totient is φ = 2247936768.

The previous prime is 4656440543. The next prime is 4656440611. The reversal of 4656440564 is 4650446564.

It can be written as a sum of positive squares in 2 ways, for example, as 2192112400 + 2464328164 = 46820^2 + 49642^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20070749 + ... + 20070980.

It is an arithmetic number, because the mean of its divisors is an integer number (702480275).

Almost surely, 2^4656440564 is an apocalyptic number.

It is an amenable number.

4656440564 is a deficient number, since it is larger than the sum of its proper divisors (3773322736).

4656440564 is a wasteful number, since it uses less digits than its factorization.

4656440564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40141762 (or 40141760 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 44.

The square root of 4656440564 is about 68238.1166504469. The cubic root of 4656440564 is about 1669.8777880375.

The spelling of 4656440564 in words is "four billion, six hundred fifty-six million, four hundred forty thousand, five hundred sixty-four".