3627749968 has 20 divisors (see below), whose sum is σ = 7039230388. Its totient is φ = 1811174400.

The previous prime is 3627749897. The next prime is 3627750011. The reversal of 3627749968 is 8699477263.

It can be written as a sum of positive squares in 2 ways, for example, as 757790784 + 2869959184 = 27528^2 + 53572^2 .

It is a super-3 number, since 3×3627749968³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157683 + ... + 179218.

Almost surely, 2^3627749968 is an apocalyptic number.

It is an amenable number.

3627749968 is a deficient number, since it is larger than the sum of its proper divisors (3411480420).

3627749968 is a wasteful number, since it uses less digits than its factorization.

3627749968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337582 (or 337576 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 61.

The square root of 3627749968 is about 60230.8058056673. The cubic root of 3627749968 is about 1536.5467639882.

The spelling of 3627749968 in words is "three billion, six hundred twenty-seven million, seven hundred forty-nine thousand, nine hundred sixty-eight".