4642672642 has 4 divisors (see below), whose sum is σ = 6964008966. Its totient is φ = 2321336320.

The previous prime is 4642672637. The next prime is 4642672703. The reversal of 4642672642 is 2462762464.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3851319481 + 791353161 = 62059^2 + 28131^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160668159 + ... + 1160668162.

Almost surely, 2^4642672642 is an apocalyptic number.

4642672642 is a deficient number, since it is larger than the sum of its proper divisors (2321336324).

4642672642 is a wasteful number, since it uses less digits than its factorization.

4642672642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321336323.

The product of its digits is 774144, while the sum is 43.

The square root of 4642672642 is about 68137.1605073179. The cubic root of 4642672642 is about 1668.2303606091.

The spelling of 4642672642 in words is "four billion, six hundred forty-two million, six hundred seventy-two thousand, six hundred forty-two".