5647447620794 has 16 divisors (see below), whose sum is σ = 9681371192256. Its totient is φ = 2420326591200.

The previous prime is 5647447620781. The next prime is 5647447620853. The reversal of 5647447620794 is 4970267447465.

It is a super-2 number, since 2×5647447620794² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5647447620794.

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, 5790134 + ... + 6694814.

It is an arithmetic number, because the mean of its divisors is an integer number (605085699516).

Almost surely, 2^{5647447620794} is an apocalyptic number.

5647447620794 is a deficient number, since it is larger than the sum of its proper divisors (4033923571462).

5647447620794 is a wasteful number, since it uses less digits than its factorization.

5647447620794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350581.

The product of its (nonzero) digits is 284497920, while the sum is 65.

The spelling of 5647447620794 in words is "five trillion, six hundred forty-seven billion, four hundred forty-seven million, six hundred twenty thousand, seven hundred ninety-four".