5618980628 has 12 divisors (see below), whose sum is σ = 10073050932. Its totient is φ = 2740966080.

The previous prime is 5618980583. The next prime is 5618980639. The reversal of 5618980628 is 8260898165.

It can be written as a sum of positive squares in 2 ways, for example, as 947531524 + 4671449104 = 30782^2 + 68348^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5618980628.

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, 17130875 + ... + 17131202.

It is an arithmetic number, because the mean of its divisors is an integer number (839420911).

Almost surely, 2^5618980628 is an apocalyptic number.

It is an amenable number.

5618980628 is a deficient number, since it is larger than the sum of its proper divisors (4454070304).

5618980628 is a wasteful number, since it uses less digits than its factorization.

5618980628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34262122 (or 34262120 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 53.

The square root of 5618980628 is about 74959.8601119292. The cubic root of 5618980628 is about 1777.8120476339.

The spelling of 5618980628 in words is "five billion, six hundred eighteen million, nine hundred eighty thousand, six hundred twenty-eight".