3642165512 has 32 divisors (see below), whose sum is σ = 7036162200. Its totient is φ = 1766628864.

The previous prime is 3642165503. The next prime is 3642165517. The reversal of 3642165512 is 2155612463.

It can be written as a sum of positive squares in 4 ways, for example, as 3016865476 + 625300036 = 54926^2 + 25006^2 .

It is not an unprimeable number, because it can be changed into a prime (3642165517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10523 + ... + 85994.

Almost surely, 2^3642165512 is an apocalyptic number.

It is an amenable number.

3642165512 is a deficient number, since it is larger than the sum of its proper divisors (3393996688).

3642165512 is a wasteful number, since it uses less digits than its factorization.

3642165512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96665 (or 96661 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 3642165512 is about 60350.3563535461. The cubic root of 3642165512 is about 1538.5793262294.

Adding to 3642165512 its reverse (2155612463), we get a palindrome (5797777975).

The spelling of 3642165512 in words is "three billion, six hundred forty-two million, one hundred sixty-five thousand, five hundred twelve".