834078375069 has 4 divisors (see below), whose sum is σ = 1112104500096. Its totient is φ = 556052250044.

The previous prime is 834078375061. The next prime is 834078375077. The reversal of 834078375069 is 960573870438.

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 an interprime number because it is at equal distance from previous prime (834078375061) and next prime (834078375077).

It is a cyclic number.

It is not a de Polignac number, because 834078375069 - 2³ = 834078375061 is a prime.

It is a super-2 number, since 2×834078375069² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834078375061) 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, 139013062509 + ... + 139013062514.

It is an arithmetic number, because the mean of its divisors is an integer number (278026125024).

Almost surely, 2^834078375069 is an apocalyptic number.

It is an amenable number.

834078375069 is a deficient number, since it is larger than the sum of its proper divisors (278026125027).

834078375069 is a wasteful number, since it uses less digits than its factorization.

834078375069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278026125026.

The product of its (nonzero) digits is 30481920, while the sum is 60.

The spelling of 834078375069 in words is "eight hundred thirty-four billion, seventy-eight million, three hundred seventy-five thousand, sixty-nine".