434220231200778 has 128 divisors (see below), whose sum is σ = 1088239952701440. Its totient is φ = 127196876136960.

The previous prime is 434220231200699. The next prime is 434220231200779. The reversal of 434220231200778 is 877002132022434.

434220231200778 is a `hidden beast` number, since 4 + 342 + 2 + 0 + 2 + 31 + 200 + 7 + 78 = 666.

It is not an unprimeable number, because it can be changed into a prime (434220231200779) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 85152550 + ... + 90107697.

It is an arithmetic number, because the mean of its divisors is an integer number (8501874630480).

Almost surely, 2^{434220231200778} is an apocalyptic number.

434220231200778 is an abundant number, since it is smaller than the sum of its proper divisors (654019721500662).

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

434220231200778 is a wasteful number, since it uses less digits than its factorization.

434220231200778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175260409 (or 175260403 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 45.

The spelling of 434220231200778 in words is "four hundred thirty-four trillion, two hundred twenty billion, two hundred thirty-one million, two hundred thousand, seven hundred seventy-eight".