7651368401 has 2 divisors, whose sum is σ = 7651368402. Its totient is φ = 7651368400.

The previous prime is 7651368397. The next prime is 7651368427. The reversal of 7651368401 is 1048631567.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7492633600 + 158734801 = 86560^2 + 12599^2 .

It is a cyclic number.

It is not a de Polignac number, because 7651368401 - 2² = 7651368397 is a prime.

It is not a weakly prime, because it can be changed into another prime (7651368601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3825684200 + 3825684201.

It is an arithmetic number, because the mean of its divisors is an integer number (3825684201).

Almost surely, 2^7651368401 is an apocalyptic number.

It is an amenable number.

7651368401 is a deficient number, since it is larger than the sum of its proper divisors (1).

7651368401 is an equidigital number, since it uses as much as digits as its factorization.

7651368401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 7651368401 is about 87472.1007007377. The cubic root of 7651368401 is about 1970.5148148205.

Adding to 7651368401 its reverse (1048631567), we get a palindrome (8699999968).

The spelling of 7651368401 in words is "seven billion, six hundred fifty-one million, three hundred sixty-eight thousand, four hundred one".