34161678777 has 4 divisors (see below), whose sum is σ = 45548905040. Its totient is φ = 22774452516.

The previous prime is 34161678701. The next prime is 34161678799. The reversal of 34161678777 is 77787616143.

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, and also an emirpimes, since its reverse is a distinct semiprime: 77787616143 = 3 ⋅25929205381.

It is not a de Polignac number, because 34161678777 - 2⁸ = 34161678521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34161678077) 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, 5693613127 + ... + 5693613132.

It is an arithmetic number, because the mean of its divisors is an integer number (11387226260).

Almost surely, 2^34161678777 is an apocalyptic number.

It is an amenable number.

34161678777 is a deficient number, since it is larger than the sum of its proper divisors (11387226263).

34161678777 is a wasteful number, since it uses less digits than its factorization.

34161678777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11387226262.

The product of its digits is 8297856, while the sum is 57.

The spelling of 34161678777 in words is "thirty-four billion, one hundred sixty-one million, six hundred seventy-eight thousand, seven hundred seventy-seven".