564243226335554 has 4 divisors (see below), whose sum is σ = 846364839503334. Its totient is φ = 282121613167776.

The previous prime is 564243226335541. The next prime is 564243226335571. The reversal of 564243226335554 is 455533622342465.

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

It can be written as a sum of positive squares in only one way, i.e., 535104552434929 + 29138673900625 = 23132327^2 + 5398025^2 .

It is a junction number, because it is equal to n+sod(n) for n = 564243226335493 and 564243226335502.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141060806583887 + ... + 141060806583890.

Almost surely, 2^{564243226335554} is an apocalyptic number.

564243226335554 is a deficient number, since it is larger than the sum of its proper divisors (282121613167780).

564243226335554 is a wasteful number, since it uses less digits than its factorization.

564243226335554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282121613167779.

The product of its digits is 311040000, while the sum is 59.

The spelling of 564243226335554 in words is "five hundred sixty-four trillion, two hundred forty-three billion, two hundred twenty-six million, three hundred thirty-five thousand, five hundred fifty-four".