4049961064 has 16 divisors (see below), whose sum is σ = 7594352100. Its totient is φ = 2024800512.

The previous prime is 4049961061. The next prime is 4049961067. The reversal of 4049961064 is 4601699404.

It is an interprime number because it is at equal distance from previous prime (4049961061) and next prime (4049961067).

It can be written as a sum of positive squares in 2 ways, for example, as 3079140100 + 970820964 = 55490^2 + 31158^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4049961064.

It is not an unprimeable number, because it can be changed into a prime (4049961061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165594 + ... + 188470.

Almost surely, 2^4049961064 is an apocalyptic number.

It is an amenable number.

4049961064 is a deficient number, since it is larger than the sum of its proper divisors (3544391036).

4049961064 is a wasteful number, since it uses less digits than its factorization.

4049961064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45012 (or 45008 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 4049961064 is about 63639.3043959470. The cubic root of 4049961064 is about 1593.9827456496.

The spelling of 4049961064 in words is "four billion, forty-nine million, nine hundred sixty-one thousand, sixty-four".