564740036450 has 18 divisors (see below), whose sum is σ = 1050426351651. Its totient is φ = 225893889040.

The previous prime is 564740036383. The next prime is 564740036453. The reversal of 564740036450 is 54630047465.

It can be written as a sum of positive squares in 5 ways, for example, as 552454752529 + 12285283921 = 743273^2 + 110839^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=531385.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564740036453) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5260712 + ... + 5366988.

Almost surely, 2^564740036450 is an apocalyptic number.

564740036450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

564740036450 is a deficient number, since it is larger than the sum of its proper divisors (485686315201).

564740036450 is an frugal number, since it uses more digits than its factorization.

564740036450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212566 (or 106284 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 564740036450 in words is "five hundred sixty-four billion, seven hundred forty million, thirty-six thousand, four hundred fifty".