838895076397 has 4 divisors (see below), whose sum is σ = 958737230176. Its totient is φ = 719052922620.

The previous prime is 838895076307. The next prime is 838895076421. The reversal of 838895076397 is 793670598838.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 838895076397 - 2¹¹ = 838895074349 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 (838895076307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59921076879 + ... + 59921076892.

It is an arithmetic number, because the mean of its divisors is an integer number (239684307544).

Almost surely, 2^838895076397 is an apocalyptic number.

It is an amenable number.

838895076397 is a deficient number, since it is larger than the sum of its proper divisors (119842153779).

838895076397 is a wasteful number, since it uses less digits than its factorization.

838895076397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119842153778.

The product of its (nonzero) digits is 548674560, while the sum is 73.

The spelling of 838895076397 in words is "eight hundred thirty-eight billion, eight hundred ninety-five million, seventy-six thousand, three hundred ninety-seven".