38678403542434 has 16 divisors (see below), whose sum is σ = 59369819781888. Its totient is φ = 18890099689312.

The previous prime is 38678403542413. The next prime is 38678403542453. The reversal of 38678403542434 is 43424530487683.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408970987 + ... + 409065550.

It is an arithmetic number, because the mean of its divisors is an integer number (3710613736368).

Almost surely, 2^{38678403542434} is an apocalyptic number.

38678403542434 is a deficient number, since it is larger than the sum of its proper divisors (20691416239454).

38678403542434 is a wasteful number, since it uses less digits than its factorization.

38678403542434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818037089.

The product of its (nonzero) digits is 185794560, while the sum is 61.

The spelling of 38678403542434 in words is "thirty-eight trillion, six hundred seventy-eight billion, four hundred three million, five hundred forty-two thousand, four hundred thirty-four".