4642887613243 has 8 divisors (see below), whose sum is σ = 5066052240816. Its totient is φ = 4219903641600.

The previous prime is 4642887613193. The next prime is 4642887613249. The reversal of 4642887613243 is 3423167882464.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4642887613243 is a prime.

It is a super-2 number, since 2×4642887613243² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4642887613249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45110238 + ... + 45213043.

It is an arithmetic number, because the mean of its divisors is an integer number (633256530102).

Almost surely, 2^{4642887613243} is an apocalyptic number.

4642887613243 is a deficient number, since it is larger than the sum of its proper divisors (423164627573).

4642887613243 is a wasteful number, since it uses less digits than its factorization.

4642887613243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90327965.

The product of its digits is 37158912, while the sum is 58.

The spelling of 4642887613243 in words is "four trillion, six hundred forty-two billion, eight hundred eighty-seven million, six hundred thirteen thousand, two hundred forty-three".