4645646142 has 8 divisors (see below), whose sum is σ = 9291292296. Its totient is φ = 1548548712.

The previous prime is 4645646087. The next prime is 4645646179. The reversal of 4645646142 is 2416465464.

It is a sphenic number, since it is the product of 3 distinct primes.

4645646142 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 4645646094 and 4645646103.

It is a congruent number.

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, 387137173 + ... + 387137184.

It is an arithmetic number, because the mean of its divisors is an integer number (1161411537).

Almost surely, 2^4645646142 is an apocalyptic number.

4645646142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4645646142 is a wasteful number, since it uses less digits than its factorization.

4645646142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774274362.

The product of its digits is 552960, while the sum is 42.

The square root of 4645646142 is about 68158.9769729564. The cubic root of 4645646142 is about 1668.5864359935.

The spelling of 4645646142 in words is "four billion, six hundred forty-five million, six hundred forty-six thousand, one hundred forty-two".