8407801200641 has 2 divisors, whose sum is σ = 8407801200642. Its totient is φ = 8407801200640.

The previous prime is 8407801200637. The next prime is 8407801200719. The reversal of 8407801200641 is 1460021087048.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7539417640000 + 868383560641 = 2745800^2 + 931871^2 .

It is a cyclic number.

It is not a de Polignac number, because 8407801200641 - 2² = 8407801200637 is a prime.

It is a super-2 number, since 2×8407801200641² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8407801206641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4203900600320 + 4203900600321.

It is an arithmetic number, because the mean of its divisors is an integer number (4203900600321).

Almost surely, 2^{8407801200641} is an apocalyptic number.

It is an amenable number.

8407801200641 is a deficient number, since it is larger than the sum of its proper divisors (1).

8407801200641 is an equidigital number, since it uses as much as digits as its factorization.

8407801200641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86016, while the sum is 41.

Adding to 8407801200641 its reverse (1460021087048), we get a palindrome (9867822287689).

The spelling of 8407801200641 in words is "eight trillion, four hundred seven billion, eight hundred one million, two hundred thousand, six hundred forty-one".