428068629398 has 8 divisors (see below), whose sum is σ = 657763991640. Its totient is φ = 208813965520.

The previous prime is 428068629271. The next prime is 428068629481. The reversal of 428068629398 is 893926860824.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2610174488 + ... + 2610174651.

It is an arithmetic number, because the mean of its divisors is an integer number (82220498955).

Almost surely, 2^428068629398 is an apocalyptic number.

428068629398 is a deficient number, since it is larger than the sum of its proper divisors (229695362242).

428068629398 is a wasteful number, since it uses less digits than its factorization.

428068629398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220349182.

The product of its (nonzero) digits is 71663616, while the sum is 65.

The spelling of 428068629398 in words is "four hundred twenty-eight billion, sixty-eight million, six hundred twenty-nine thousand, three hundred ninety-eight".