4238923893077 has 8 divisors (see below), whose sum is σ = 4268015769240. Its totient is φ = 4209884769280.

The previous prime is 4238923893053. The next prime is 4238923893091. The reversal of 4238923893077 is 7703983298324.

It can be written as a sum of positive squares in 4 ways, for example, as 100429412836 + 4138494480241 = 316906^2 + 2034329^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4238923893077 - 2²² = 4238919698773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238923893037) 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, 13026824 + ... + 13348257.

It is an arithmetic number, because the mean of its divisors is an integer number (533501971155).

Almost surely, 2^{4238923893077} is an apocalyptic number.

It is an amenable number.

4238923893077 is a deficient number, since it is larger than the sum of its proper divisors (29091876163).

4238923893077 is a wasteful number, since it uses less digits than its factorization.

4238923893077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26376183.

The product of its (nonzero) digits is 109734912, while the sum is 65.

The spelling of 4238923893077 in words is "four trillion, two hundred thirty-eight billion, nine hundred twenty-three million, eight hundred ninety-three thousand, seventy-seven".