7378342854665 has 8 divisors (see below), whose sum is σ = 8854026344520. Its totient is φ = 5902664337792.

The previous prime is 7378342854629. The next prime is 7378342854671. The reversal of 7378342854665 is 5664582438737.

It can be written as a sum of positive squares in 4 ways, for example, as 2734882447504 + 4643460407161 = 1653748^2 + 2154869^2 .

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 7378342854665 - 2⁸ = 7378342854409 is a prime.

It is a super-2 number, since 2×7378342854665² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7378342854595 and 7378342854604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4139591 + ... + 5647379.

It is an arithmetic number, because the mean of its divisors is an integer number (1106753293065).

Almost surely, 2^{7378342854665} is an apocalyptic number.

It is an amenable number.

7378342854665 is a deficient number, since it is larger than the sum of its proper divisors (1475683489855).

7378342854665 is a wasteful number, since it uses less digits than its factorization.

7378342854665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486491.

The product of its digits is 812851200, while the sum is 68.

The spelling of 7378342854665 in words is "seven trillion, three hundred seventy-eight billion, three hundred forty-two million, eight hundred fifty-four thousand, six hundred sixty-five".