5560621640 has 32 divisors (see below), whose sum is σ = 14298742080. Its totient is φ = 1906498752.

The previous prime is 5560621639. The next prime is 5560621663. The reversal of 5560621640 is 461260655.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 5560621640.

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, 9929402 + ... + 9929961.

It is an arithmetic number, because the mean of its divisors is an integer number (446835690).

Almost surely, 2^5560621640 is an apocalyptic number.

It is an amenable number.

5560621640 is an abundant number, since it is smaller than the sum of its proper divisors (8738120440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5560621640 is a wasteful number, since it uses less digits than its factorization.

5560621640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19859381 (or 19859377 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 5560621640 is about 74569.5758335797. The cubic root of 5560621640 is about 1771.6358035518.

The spelling of 5560621640 in words is "five billion, five hundred sixty million, six hundred twenty-one thousand, six hundred forty".