654344064602 has 8 divisors (see below), whose sum is σ = 984039275700. Its totient is φ = 326330972704.

The previous prime is 654344064601. The next prime is 654344064623. The reversal of 654344064602 is 206460443456.

It can be written as a sum of positive squares in 2 ways, for example, as 644181206881 + 10162857721 = 802609^2 + 100811^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (654344064601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420528827 + ... + 420530382.

Almost surely, 2^654344064602 is an apocalyptic number.

654344064602 is a deficient number, since it is larger than the sum of its proper divisors (329695211098).

654344064602 is a wasteful number, since it uses less digits than its factorization.

654344064602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841059600.

The product of its (nonzero) digits is 1658880, while the sum is 44.

The spelling of 654344064602 in words is "six hundred fifty-four billion, three hundred forty-four million, sixty-four thousand, six hundred two".