65554002002 has 4 divisors (see below), whose sum is σ = 98331003006. Its totient is φ = 32777001000.

The previous prime is 65554002001. The next prime is 65554002029. The reversal of 65554002002 is 20020045556.

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., 65070397921 + 483604081 = 255089^2 + 21991^2 .

It is not an unprimeable number, because it can be changed into a prime (65554002001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16388500499 + ... + 16388500502.

Almost surely, 2^65554002002 is an apocalyptic number.

65554002002 is a deficient number, since it is larger than the sum of its proper divisors (32777001004).

65554002002 is a wasteful number, since it uses less digits than its factorization.

65554002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32777001003.

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 65554002002 its reverse (20020045556), we get a palindrome (85574047558).

The spelling of 65554002002 in words is "sixty-five billion, five hundred fifty-four million, two thousand, two".