34678738073969 has 16 divisors (see below), whose sum is σ = 40075699885056. Its totient is φ = 29657591481600.

The previous prime is 34678738073873. The next prime is 34678738073971. The reversal of 34678738073969 is 96937083787643.

It is not a de Polignac number, because 34678738073969 - 2⁸ = 34678738073713 is a prime.

It is a super-2 number, since 2×34678738073969² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34678738073893 and 34678738073902.

It is not an unprimeable number, because it can be changed into a prime (34678738072969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43529402 + ... + 44318915.

It is an arithmetic number, because the mean of its divisors is an integer number (2504731242816).

Almost surely, 2^{34678738073969} is an apocalyptic number.

It is an amenable number.

34678738073969 is a deficient number, since it is larger than the sum of its proper divisors (5396961811087).

34678738073969 is a wasteful number, since it uses less digits than its factorization.

34678738073969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87850456.

The product of its (nonzero) digits is 6913299456, while the sum is 80.

The spelling of 34678738073969 in words is "thirty-four trillion, six hundred seventy-eight billion, seven hundred thirty-eight million, seventy-three thousand, nine hundred sixty-nine".