2018244650 has 24 divisors (see below), whose sum is σ = 3760176000. Its totient is φ = 805955760.

The previous prime is 2018244617. The next prime is 2018244691. The reversal of 2018244650 is 564428102.

It is a super-2 number, since 2×2018244650² = 8146622934507245000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2900 + ... + 63599.

It is an arithmetic number, because the mean of its divisors is an integer number (156674000).

Almost surely, 2^2018244650 is an apocalyptic number.

2018244650 is a deficient number, since it is larger than the sum of its proper divisors (1741931350).

2018244650 is a wasteful number, since it uses less digits than its factorization.

2018244650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67118 (or 67113 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 2018244650 is about 44924.8778518095. The cubic root of 2018244650 is about 1263.7405953846.

The spelling of 2018244650 in words is "two billion, eighteen million, two hundred forty-four thousand, six hundred fifty".