3653634542 has 16 divisors (see below), whose sum is σ = 5671036800. Its totient is φ = 1763324640.

The previous prime is 3653634539. The next prime is 3653634623. The reversal of 3653634542 is 2454363563.

It is a self number, because there is not a number n which added to its sum of digits gives 3653634542.

It is a congruent number.

It is an unprimeable number.

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, 275459 + ... + 288417.

It is an arithmetic number, because the mean of its divisors is an integer number (354439800).

Almost surely, 2^3653634542 is an apocalyptic number.

3653634542 is a deficient number, since it is larger than the sum of its proper divisors (2017402258).

3653634542 is a wasteful number, since it uses less digits than its factorization.

3653634542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17851.

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

The square root of 3653634542 is about 60445.3020672409. The cubic root of 3653634542 is about 1540.1926084500.

The spelling of 3653634542 in words is "three billion, six hundred fifty-three million, six hundred thirty-four thousand, five hundred forty-two".