3665456142 has 32 divisors (see below), whose sum is σ = 7404566400. Its totient is φ = 1209562848.

The previous prime is 3665456099. The next prime is 3665456149. The reversal of 3665456142 is 2416545663.

It is a junction number, because it is equal to n+sod(n) for n = 3665456094 and 3665456103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3665456149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1245709 + ... + 1248647.

It is an arithmetic number, because the mean of its divisors is an integer number (231392700).

Almost surely, 2^3665456142 is an apocalyptic number.

3665456142 is an abundant number, since it is smaller than the sum of its proper divisors (3739110258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3665456142 is a wasteful number, since it uses less digits than its factorization.

3665456142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4960.

The product of its digits is 518400, while the sum is 42.

The square root of 3665456142 is about 60543.0106783599. The cubic root of 3665456142 is about 1541.8519551161.

The spelling of 3665456142 in words is "three billion, six hundred sixty-five million, four hundred fifty-six thousand, one hundred forty-two".