10643620306403 has 6 divisors (see below), whose sum is σ = 12381354234036. Its totient is φ = 9123103119732.

The previous prime is 10643620306381. The next prime is 10643620306411. The reversal of 10643620306403 is 30460302634601.

It is not a de Polignac number, because 10643620306403 - 2²⁶ = 10643553197539 is a prime.

It is a super-2 number, since 2×10643620306403² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10643620306453) 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 5 ways as a sum of consecutive naturals, for example, 108608370425 + ... + 108608370522.

It is an arithmetic number, because the mean of its divisors is an integer number (2063559039006).

Almost surely, 2^{10643620306403} is an apocalyptic number.

10643620306403 is a deficient number, since it is larger than the sum of its proper divisors (1737733927633).

10643620306403 is an equidigital number, since it uses as much as digits as its factorization.

10643620306403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217216740961 (or 217216740954 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 10643620306403 in words is "ten trillion, six hundred forty-three billion, six hundred twenty million, three hundred six thousand, four hundred three".