4645449036 has 48 divisors (see below), whose sum is σ = 12752218080. Its totient is φ = 1457395200.

The previous prime is 4645449031. The next prime is 4645449037. The reversal of 4645449036 is 6309445464.

It is a junction number, because it is equal to n+sod(n) for n = 4645448982 and 4645449000.

It is not an unprimeable number, because it can be changed into a prime (4645449031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1263265 + ... + 1266936.

It is an arithmetic number, because the mean of its divisors is an integer number (265671210).

Almost surely, 2^4645449036 is an apocalyptic number.

It is an amenable number.

4645449036 is an abundant number, since it is smaller than the sum of its proper divisors (8106769044).

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

4645449036 is a wasteful number, since it uses less digits than its factorization.

4645449036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530231 (or 2530223 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The square root of 4645449036 is about 68157.5310292267. The cubic root of 4645449036 is about 1668.5628373351.

The spelling of 4645449036 in words is "four billion, six hundred forty-five million, four hundred forty-nine thousand, thirty-six".