34212578678 has 8 divisors (see below), whose sum is σ = 51663290400. Its totient is φ = 16991481880.

The previous prime is 34212578633. The next prime is 34212578711. The reversal of 34212578678 is 87687521243.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57403358 + ... + 57403953.

It is an arithmetic number, because the mean of its divisors is an integer number (6457911300).

Almost surely, 2^34212578678 is an apocalyptic number.

34212578678 is a deficient number, since it is larger than the sum of its proper divisors (17450711722).

34212578678 is a wasteful number, since it uses less digits than its factorization.

34212578678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114807462.

The product of its digits is 4515840, while the sum is 53.

The spelling of 34212578678 in words is "thirty-four billion, two hundred twelve million, five hundred seventy-eight thousand, six hundred seventy-eight".