4517661044 has 12 divisors (see below), whose sum is σ = 8514053604. Its totient is φ = 2085074304.

The previous prime is 4517661007. The next prime is 4517661047. The reversal of 4517661044 is 4401667154.

It can be written as a sum of positive squares in 2 ways, for example, as 1104764644 + 3412896400 = 33238^2 + 58420^2 .

It is a super-2 number, since 2×4517661044² = 40818522616950339872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4517660989 and 4517661007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4517661047) 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, 43438997 + ... + 43439100.

It is an arithmetic number, because the mean of its divisors is an integer number (709504467).

Almost surely, 2^4517661044 is an apocalyptic number.

It is an amenable number.

4517661044 is a deficient number, since it is larger than the sum of its proper divisors (3996392560).

4517661044 is a wasteful number, since it uses less digits than its factorization.

4517661044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86878114 (or 86878112 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 4517661044 is about 67213.5480688231. The cubic root of 4517661044 is about 1653.1206377263.

The spelling of 4517661044 in words is "four billion, five hundred seventeen million, six hundred sixty-one thousand, forty-four".