3542564642 has 16 divisors (see below), whose sum is σ = 5359512312. Its totient is φ = 1756110720.

The previous prime is 3542564621. The next prime is 3542564647. The reversal of 3542564642 is 2464652453.

It can be written as a sum of positive squares in 4 ways, for example, as 2907474241 + 635090401 = 53921^2 + 25201^2 .

It is a super-3 number, since 3×3542564642³ (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 3542564642.

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 in 7 ways as a sum of consecutive naturals, for example, 132518 + ... + 156990.

Almost surely, 2^3542564642 is an apocalyptic number.

3542564642 is a deficient number, since it is larger than the sum of its proper divisors (1816947670).

3542564642 is a wasteful number, since it uses less digits than its factorization.

3542564642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25093.

The product of its digits is 691200, while the sum is 41.

The square root of 3542564642 is about 59519.4475948828. The cubic root of 3542564642 is about 1524.4245277571.

The spelling of 3542564642 in words is "three billion, five hundred forty-two million, five hundred sixty-four thousand, six hundred forty-two".