5646412872309 has 32 divisors (see below), whose sum is σ = 8406493337088. Its totient is φ = 3341479176000.

The previous prime is 5646412872301. The next prime is 5646412872311. The reversal of 5646412872309 is 9032782146465.

It is not a de Polignac number, because 5646412872309 - 2³ = 5646412872301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646412872301) 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 31 ways as a sum of consecutive naturals, for example, 4129399 + ... + 5323979.

It is an arithmetic number, because the mean of its divisors is an integer number (262702916784).

It is a 1-persistent number, because it is pandigital, but 2⋅5646412872309 = 11292825744618 is not.

Almost surely, 2^{5646412872309} is an apocalyptic number.

It is an amenable number.

5646412872309 is a deficient number, since it is larger than the sum of its proper divisors (2760080464779).

5646412872309 is a wasteful number, since it uses less digits than its factorization.

5646412872309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197969.

The product of its (nonzero) digits is 17418240, while the sum is 57.

The spelling of 5646412872309 in words is "five trillion, six hundred forty-six billion, four hundred twelve million, eight hundred seventy-two thousand, three hundred nine".