3642356543 has 24 divisors (see below), whose sum is σ = 4322223360. Its totient is φ = 3059622720.

The previous prime is 3642356537. The next prime is 3642356551. The reversal of 3642356543 is 3456532463.

It is not a de Polignac number, because 3642356543 - 2⁴ = 3642356527 is a prime.

It is a super-2 number, since 2×3642356543² = 26533522372669821698, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3642356543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642356593) 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, 873698 + ... + 877856.

It is an arithmetic number, because the mean of its divisors is an integer number (180092640).

Almost surely, 2^3642356543 is an apocalyptic number.

3642356543 is a deficient number, since it is larger than the sum of its proper divisors (679866817).

3642356543 is a wasteful number, since it uses less digits than its factorization.

3642356543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4527 (or 4520 counting only the distinct ones).

The product of its digits is 777600, while the sum is 41.

The square root of 3642356543 is about 60351.9390160747. The cubic root of 3642356543 is about 1538.6062251725.

The spelling of 3642356543 in words is "three billion, six hundred forty-two million, three hundred fifty-six thousand, five hundred forty-three".