4637657042 has 4 divisors (see below), whose sum is σ = 6956485566. Its totient is φ = 2318828520.

The previous prime is 4637657041. The next prime is 4637657083. The reversal of 4637657042 is 2407567364.

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., 4633661041 + 3996001 = 68071^2 + 1999^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4637656984 and 4637657002.

It is not an unprimeable number, because it can be changed into a prime (4637657041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1159414259 + ... + 1159414262.

Almost surely, 2^4637657042 is an apocalyptic number.

4637657042 is a deficient number, since it is larger than the sum of its proper divisors (2318828524).

4637657042 is a wasteful number, since it uses less digits than its factorization.

4637657042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318828523.

The product of its (nonzero) digits is 846720, while the sum is 44.

The square root of 4637657042 is about 68100.3453882578. The cubic root of 4637657042 is about 1667.6293999308.

The spelling of 4637657042 in words is "four billion, six hundred thirty-seven million, six hundred fifty-seven thousand, forty-two".