4650781473 has 18 divisors (see below), whose sum is σ = 7274301606. Its totient is φ = 2862018432.

The previous prime is 4650781469. The next prime is 4650781523. The reversal of 4650781473 is 3741870564.

It can be written as a sum of positive squares in 3 ways, for example, as 601622784 + 4049158689 = 24528^2 + 63633^2 .

It is not a de Polignac number, because 4650781473 - 2² = 4650781469 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4650781433) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1527336 + ... + 1530377.

It is an arithmetic number, because the mean of its divisors is an integer number (404127867).

Almost surely, 2^4650781473 is an apocalyptic number.

It is an amenable number.

4650781473 is a deficient number, since it is larger than the sum of its proper divisors (2623520133).

4650781473 is a wasteful number, since it uses less digits than its factorization.

4650781473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057745 (or 3057729 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The square root of 4650781473 is about 68196.6382822497. The cubic root of 4650781473 is about 1669.2010321128.

The spelling of 4650781473 in words is "four billion, six hundred fifty million, seven hundred eighty-one thousand, four hundred seventy-three".