8732481645 has 32 divisors (see below), whose sum is σ = 14609424384. Its totient is φ = 4445672000.

The previous prime is 8732481631. The next prime is 8732481679. The reversal of 8732481645 is 5461842378.

It is not a de Polignac number, because 8732481645 - 2¹⁰ = 8732480621 is a prime.

It is a super-3 number, since 3×8732481645³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8732481594 and 8732481603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143620 + ... + 195170.

It is an arithmetic number, because the mean of its divisors is an integer number (456544512).

Almost surely, 2^8732481645 is an apocalyptic number.

It is an amenable number.

8732481645 is a deficient number, since it is larger than the sum of its proper divisors (5876942739).

8732481645 is a wasteful number, since it uses less digits than its factorization.

8732481645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52073.

The product of its digits is 1290240, while the sum is 48.

The square root of 8732481645 is about 93447.7482072201. The cubic root of 8732481645 is about 2059.2665284723.

The spelling of 8732481645 in words is "eight billion, seven hundred thirty-two million, four hundred eighty-one thousand, six hundred forty-five".