64430045045000 has 40 divisors (see below), whose sum is σ = 150959595552150. Its totient is φ = 25772018016000.

The previous prime is 64430045044993. The next prime is 64430045045033. The reversal of 64430045045000 is 54054003446.

It can be written as a sum of positive squares in 5 ways, for example, as 10704385444 + 64419340659556 = 103462^2 + 8026166^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6442999505 + ... + 6443009504.

Almost surely, 2^{64430045045000} is an apocalyptic number.

It is an amenable number.

64430045045000 is an abundant number, since it is smaller than the sum of its proper divisors (86529550507150).

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

64430045045000 is a wasteful number, since it uses less digits than its factorization.

64430045045000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12886009035 (or 12886009016 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 64430045045000 its reverse (54054003446), we get a palindrome (64484099048446).

The spelling of 64430045045000 in words is "sixty-four trillion, four hundred thirty billion, forty-five million, forty-five thousand".