5409646820719 has 8 divisors (see below), whose sum is σ = 5424335692560. Its totient is φ = 5394960135936.

The previous prime is 5409646820707. The next prime is 5409646820729. The reversal of 5409646820719 is 9170286469045.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5409646820719 - 2⁵ = 5409646820687 is a prime.

It is a super-2 number, since 2×5409646820719² (a number of 26 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 (5409646820729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4469277 + ... + 5549209.

It is an arithmetic number, because the mean of its divisors is an integer number (678041961570).

Almost surely, 2^{5409646820719} is an apocalyptic number.

5409646820719 is a deficient number, since it is larger than the sum of its proper divisors (14688871841).

5409646820719 is a wasteful number, since it uses less digits than its factorization.

5409646820719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093529.

The product of its (nonzero) digits is 26127360, while the sum is 61.

The spelling of 5409646820719 in words is "five trillion, four hundred nine billion, six hundred forty-six million, eight hundred twenty thousand, seven hundred nineteen".