4640909141 has 6 divisors (see below), whose sum is σ = 5101164726. Its totient is φ = 4219008200.

The previous prime is 4640909131. The next prime is 4640909159. The reversal of 4640909141 is 1419090464.

It can be written as a sum of positive squares in only one way, i.e., 4583967025 + 56942116 = 67705^2 + 7546^2 .

It is not a de Polignac number, because 4640909141 - 2¹⁴ = 4640892757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4640909095 and 4640909104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4640909131) 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 5 ways as a sum of consecutive naturals, for example, 19177190 + ... + 19177431.

It is an arithmetic number, because the mean of its divisors is an integer number (850194121).

Almost surely, 2^4640909141 is an apocalyptic number.

It is an amenable number.

4640909141 is a deficient number, since it is larger than the sum of its proper divisors (460255585).

4640909141 is a wasteful number, since it uses less digits than its factorization.

4640909141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38354643 (or 38354632 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 4640909141 is about 68124.2184615721. The cubic root of 4640909141 is about 1668.0191102720.

The spelling of 4640909141 in words is "four billion, six hundred forty million, nine hundred nine thousand, one hundred forty-one".