254083900820078 has 64 divisors (see below), whose sum is σ = 459796646016000. Its totient is φ = 105136165340640.

The previous prime is 254083900820063. The next prime is 254083900820093. The reversal of 254083900820078 is 870028009380452.

254083900820078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (254083900820063) and next prime (254083900820093).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1529188601 + ... + 1529354747.

It is an arithmetic number, because the mean of its divisors is an integer number (7184322594000).

Almost surely, 2^{254083900820078} is an apocalyptic number.

254083900820078 is a deficient number, since it is larger than the sum of its proper divisors (205712745195922).

254083900820078 is a wasteful number, since it uses less digits than its factorization.

254083900820078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243070 (or 243056 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 254083900820078 in words is "two hundred fifty-four trillion, eighty-three billion, nine hundred million, eight hundred twenty thousand, seventy-eight".