11650402465321 has 2 divisors, whose sum is σ = 11650402465322. Its totient is φ = 11650402465320.

The previous prime is 11650402465307. The next prime is 11650402465369. The reversal of 11650402465321 is 12356420405611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10048671761296 + 1601730704025 = 3169964^2 + 1265595^2 .

It is a cyclic number.

It is not a de Polignac number, because 11650402465321 - 2²⁷ = 11650268247593 is a prime.

It is a super-4 number, since 4×11650402465321⁴ (a number of 53 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (11650402465301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5825201232660 + 5825201232661.

It is an arithmetic number, because the mean of its divisors is an integer number (5825201232661).

Almost surely, 2^{11650402465321} is an apocalyptic number.

It is an amenable number.

11650402465321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11650402465321 is an equidigital number, since it uses as much as digits as its factorization.

11650402465321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 11650402465321 in words is "eleven trillion, six hundred fifty billion, four hundred two million, four hundred sixty-five thousand, three hundred twenty-one".