6365342061623 has 4 divisors (see below), whose sum is σ = 6365352920400. Its totient is φ = 6365331202848.

The previous prime is 6365342061619. The next prime is 6365342061647. The reversal of 6365342061623 is 3261602435636.

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

It is a cyclic number.

It is not a de Polignac number, because 6365342061623 - 2² = 6365342061619 is a prime.

It is a super-2 number, since 2×6365342061623² (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 (6365342061653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4496690 + ... + 5740287.

It is an arithmetic number, because the mean of its divisors is an integer number (1591338230100).

Almost surely, 2^{6365342061623} is an apocalyptic number.

6365342061623 is a deficient number, since it is larger than the sum of its proper divisors (10858777).

6365342061623 is a wasteful number, since it uses less digits than its factorization.

6365342061623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10858776.

The product of its (nonzero) digits is 2799360, while the sum is 47.

The spelling of 6365342061623 in words is "six trillion, three hundred sixty-five billion, three hundred forty-two million, sixty-one thousand, six hundred twenty-three".