396900000001 has 4 divisors (see below), whose sum is σ = 397441474132. Its totient is φ = 396358525872.

The previous prime is 396899999987. The next prime is 396900000011. The reversal of 396900000001 is 100000009693.

It is a happy number.

It is a Cunningham number, because it is equal to 630000²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100000009693 = 2659 ⋅37608127.

It can be written as a sum of positive squares in 2 ways, for example, as 388283519376 + 8616480625 = 623124^2 + 92825^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-396900000001 is a prime.

It is a super-2 number, since 2×396900000001² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (396900000011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270735966 + ... + 270737431.

It is an arithmetic number, because the mean of its divisors is an integer number (99360368533).

Almost surely, 2^396900000001 is an apocalyptic number.

It is an amenable number.

396900000001 is a deficient number, since it is larger than the sum of its proper divisors (541474131).

396900000001 is an equidigital number, since it uses as much as digits as its factorization.

396900000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541474130.

The product of its (nonzero) digits is 1458, while the sum is 28.

Adding to 396900000001 its reverse (100000009693), we get a palindrome (496900009694).

The spelling of 396900000001 in words is "three hundred ninety-six billion, nine hundred million, one", and thus it is an aban number.