3542564644 has 6 divisors (see below), whose sum is σ = 6199488134. Its totient is φ = 1771282320.

The previous prime is 3542564621. The next prime is 3542564647. The reversal of 3542564644 is 4464652453.

It can be written as a sum of positive squares in only one way, i.e., 3522422500 + 20142144 = 59350^2 + 4488^2 .

It is a super-3 number, since 3×3542564644³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3542564644.

It is not an unprimeable number, because it can be changed into a prime (3542564647) 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 as a sum of consecutive naturals, namely, 442820577 + ... + 442820584.

Almost surely, 2^3542564644 is an apocalyptic number.

It is an amenable number.

3542564644 is a deficient number, since it is larger than the sum of its proper divisors (2656923490).

3542564644 is a wasteful number, since it uses less digits than its factorization.

3542564644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885641165 (or 885641163 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 43.

The square root of 3542564644 is about 59519.4476116840. The cubic root of 3542564644 is about 1524.4245280440.

The spelling of 3542564644 in words is "three billion, five hundred forty-two million, five hundred sixty-four thousand, six hundred forty-four".