34782684078 has 16 divisors (see below), whose sum is σ = 69597319680. Its totient is φ = 11588902776.

The previous prime is 34782684067. The next prime is 34782684107. The reversal of 34782684078 is 87048628743.

It is a super-2 number, since 2×34782684078² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1317150 + ... + 1343297.

It is an arithmetic number, because the mean of its divisors is an integer number (4349832480).

Almost surely, 2^34782684078 is an apocalyptic number.

34782684078 is an abundant number, since it is smaller than the sum of its proper divisors (34814635602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34782684078 is a wasteful number, since it uses less digits than its factorization.

34782684078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2662631.

The product of its (nonzero) digits is 14450688, while the sum is 57.

The spelling of 34782684078 in words is "thirty-four billion, seven hundred eighty-two million, six hundred eighty-four thousand, seventy-eight".