3651018428 has 12 divisors (see below), whose sum is σ = 6595388352. Its totient is φ = 1766621760.

The previous prime is 3651018347. The next prime is 3651018439. The reversal of 3651018428 is 8248101563.

It is a junction number, because it is equal to n+sod(n) for n = 3651018391 and 3651018400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14721725 + ... + 14721972.

It is an arithmetic number, because the mean of its divisors is an integer number (549615696).

Almost surely, 2^3651018428 is an apocalyptic number.

It is an amenable number.

3651018428 is a deficient number, since it is larger than the sum of its proper divisors (2944369924).

3651018428 is a wasteful number, since it uses less digits than its factorization.

3651018428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29443732 (or 29443730 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 3651018428 is about 60423.6578502163. The cubic root of 3651018428 is about 1539.8249123484.

The spelling of 3651018428 in words is "three billion, six hundred fifty-one million, eighteen thousand, four hundred twenty-eight".