428106069716 has 24 divisors (see below), whose sum is σ = 807151833600. Its totient is φ = 197504996832.

The previous prime is 428106069697. The next prime is 428106069731. The reversal of 428106069716 is 617960601824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1591136 + ... + 1840631.

It is an arithmetic number, because the mean of its divisors is an integer number (33631326400).

Almost surely, 2^428106069716 is an apocalyptic number.

It is an amenable number.

428106069716 is a deficient number, since it is larger than the sum of its proper divisors (379045763884).

428106069716 is a wasteful number, since it uses less digits than its factorization.

428106069716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434183 (or 3434181 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 428106069716 in words is "four hundred twenty-eight billion, one hundred six million, sixty-nine thousand, seven hundred sixteen".