628101625847 has 4 divisors (see below), whose sum is σ = 628104699096. Its totient is φ = 628098552600.

The previous prime is 628101625787. The next prime is 628101625859. The reversal of 628101625847 is 748526101826.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 628101625847 - 2¹² = 628101621751 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 628101625795 and 628101625804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628101625897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1206404 + ... + 1646697.

It is an arithmetic number, because the mean of its divisors is an integer number (157026174774).

Almost surely, 2^628101625847 is an apocalyptic number.

628101625847 is a deficient number, since it is larger than the sum of its proper divisors (3073249).

628101625847 is a wasteful number, since it uses less digits than its factorization.

628101625847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3073248.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 628101625847 in words is "six hundred twenty-eight billion, one hundred one million, six hundred twenty-five thousand, eight hundred forty-seven".