3659445142 has 4 divisors (see below), whose sum is σ = 5489167716. Its totient is φ = 1829722570.

The previous prime is 3659445137. The next prime is 3659445169. The reversal of 3659445142 is 2415449563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2415449563 = 3203 ⋅754121.

It is a super-3 number, since 3×3659445142³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 914861284 + ... + 914861287.

It is an arithmetic number, because the mean of its divisors is an integer number (1372291929).

Almost surely, 2^3659445142 is an apocalyptic number.

3659445142 is a deficient number, since it is larger than the sum of its proper divisors (1829722574).

3659445142 is a wasteful number, since it uses less digits than its factorization.

3659445142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829722573.

The product of its digits is 518400, while the sum is 43.

The square root of 3659445142 is about 60493.3479152873. The cubic root of 3659445142 is about 1541.0086637115.

The spelling of 3659445142 in words is "three billion, six hundred fifty-nine million, four hundred forty-five thousand, one hundred forty-two".