428491316627 has 8 divisors (see below), whose sum is σ = 467456514480. Its totient is φ = 389528025760.

The previous prime is 428491316569. The next prime is 428491316629. The reversal of 428491316627 is 726613194824.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 428491316627 - 2⁶ = 428491316563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428491316629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15149 + ... + 925857.

It is an arithmetic number, because the mean of its divisors is an integer number (58432064310).

Almost surely, 2^428491316627 is an apocalyptic number.

428491316627 is a deficient number, since it is larger than the sum of its proper divisors (38965197853).

428491316627 is a wasteful number, since it uses less digits than its factorization.

428491316627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953493.

The product of its digits is 3483648, while the sum is 53.

The spelling of 428491316627 in words is "four hundred twenty-eight billion, four hundred ninety-one million, three hundred sixteen thousand, six hundred twenty-seven".