3920653543 has 24 divisors (see below), whose sum is σ = 4258228320. Its totient is φ = 3596736000.

The previous prime is 3920653523. The next prime is 3920653609. The reversal of 3920653543 is 3453560293.

It is not a de Polignac number, because 3920653543 - 2⁹ = 3920653031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3920653496 and 3920653505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3920653523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25964518 + ... + 25964668.

It is an arithmetic number, because the mean of its divisors is an integer number (177426180).

Almost surely, 2^3920653543 is an apocalyptic number.

3920653543 is a deficient number, since it is larger than the sum of its proper divisors (337574777).

3920653543 is a wasteful number, since it uses less digits than its factorization.

3920653543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 388 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 40.

The square root of 3920653543 is about 62615.1223188137. The cubic root of 3920653543 is about 1576.8346529207.

The spelling of 3920653543 in words is "three billion, nine hundred twenty million, six hundred fifty-three thousand, five hundred forty-three".