34203917878 has 8 divisors (see below), whose sum is σ = 55252482768. Its totient is φ = 15786423624.

The previous prime is 34203917863. The next prime is 34203917887. The reversal of 34203917878 is 87871930243.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 657767626 + ... + 657767677.

It is an arithmetic number, because the mean of its divisors is an integer number (6906560346).

Almost surely, 2^34203917878 is an apocalyptic number.

34203917878 is a deficient number, since it is larger than the sum of its proper divisors (21048564890).

34203917878 is a wasteful number, since it uses less digits than its factorization.

34203917878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315535318.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 34203917878 in words is "thirty-four billion, two hundred three million, nine hundred seventeen thousand, eight hundred seventy-eight".