1438150216 has 16 divisors (see below), whose sum is σ = 2697081840. Its totient is φ = 718928400.

The previous prime is 1438150201. The next prime is 1438150229. The reversal of 1438150216 is 6120518341.

It is a super-3 number, since 3×1438150216³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31191 + ... + 62041.

It is an arithmetic number, because the mean of its divisors is an integer number (168567615).

Almost surely, 2^1438150216 is an apocalyptic number.

It is an amenable number.

1438150216 is a deficient number, since it is larger than the sum of its proper divisors (1258931624).

1438150216 is a wasteful number, since it uses less digits than its factorization.

1438150216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36684 (or 36680 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1438150216 is about 37922.9510455080. The cubic root of 1438150216 is about 1128.7594959685.

Adding to 1438150216 its reverse (6120518341), we get a palindrome (7558668557).

The spelling of 1438150216 in words is "one billion, four hundred thirty-eight million, one hundred fifty thousand, two hundred sixteen".