2002551305407 has 2 divisors, whose sum is σ = 2002551305408. Its totient is φ = 2002551305406.

The previous prime is 2002551305389. The next prime is 2002551305437. The reversal of 2002551305407 is 7045031552002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002551305407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002551305437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001275652703 + 1001275652704.

It is an arithmetic number, because the mean of its divisors is an integer number (1001275652704).

Almost surely, 2^{2002551305407} is an apocalyptic number.

2002551305407 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002551305407 is an equidigital number, since it uses as much as digits as its factorization.

2002551305407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 34.

Adding to 2002551305407 its reverse (7045031552002), we get a palindrome (9047582857409).

The spelling of 2002551305407 in words is "two trillion, two billion, five hundred fifty-one million, three hundred five thousand, four hundred seven".