10321650407869 has 4 divisors (see below), whose sum is σ = 10600613932444. Its totient is φ = 10042686883296.

The previous prime is 10321650407857. The next prime is 10321650407891. The reversal of 10321650407869 is 96870405612301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9022586152644 + 1299064255225 = 3003762^2 + 1139765^2 .

It is a cyclic number.

It is not a de Polignac number, because 10321650407869 - 2¹⁹ = 10321649883581 is a prime.

It is a super-2 number, since 2×10321650407869² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321650497869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139481762232 + ... + 139481762305.

It is an arithmetic number, because the mean of its divisors is an integer number (2650153483111).

It is a 1-persistent number, because it is pandigital, but 2⋅10321650407869 = 20643300815738 is not.

Almost surely, 2^{10321650407869} is an apocalyptic number.

It is an amenable number.

10321650407869 is a deficient number, since it is larger than the sum of its proper divisors (278963524575).

10321650407869 is an equidigital number, since it uses as much as digits as its factorization.

10321650407869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278963524574.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 10321650407869 in words is "ten trillion, three hundred twenty-one billion, six hundred fifty million, four hundred seven thousand, eight hundred sixty-nine".