651200616431 has 2 divisors, whose sum is σ = 651200616432. Its totient is φ = 651200616430.

The previous prime is 651200616403. The next prime is 651200616481. The reversal of 651200616431 is 134616002156.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 651200616431 - 2²⁶ = 651133507567 is a prime.

It is a super-2 number, since 2×651200616431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 651200616391 and 651200616400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (651200616481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325600308215 + 325600308216.

It is an arithmetic number, because the mean of its divisors is an integer number (325600308216).

Almost surely, 2^651200616431 is an apocalyptic number.

651200616431 is a deficient number, since it is larger than the sum of its proper divisors (1).

651200616431 is an equidigital number, since it uses as much as digits as its factorization.

651200616431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

Adding to 651200616431 its reverse (134616002156), we get a palindrome (785816618587).

The spelling of 651200616431 in words is "six hundred fifty-one billion, two hundred million, six hundred sixteen thousand, four hundred thirty-one".