1689151336 has 16 divisors (see below), whose sum is σ = 3167762400. Its totient is φ = 844414704.

The previous prime is 1689151253. The next prime is 1689151339. The reversal of 1689151336 is 6331519861.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1689151292 and 1689151301.

It is not an unprimeable number, because it can be changed into a prime (1689151339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32605 + ... + 66643.

It is an arithmetic number, because the mean of its divisors is an integer number (197985150).

Almost surely, 2^1689151336 is an apocalyptic number.

It is an amenable number.

1689151336 is a deficient number, since it is larger than the sum of its proper divisors (1478611064).

1689151336 is a wasteful number, since it uses less digits than its factorization.

1689151336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40248 (or 40244 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The square root of 1689151336 is about 41099.2863198377. The cubic root of 1689151336 is about 1190.9390079267.

The spelling of 1689151336 in words is "one billion, six hundred eighty-nine million, one hundred fifty-one thousand, three hundred thirty-six".