7146354065 has 16 divisors (see below), whose sum is σ = 8656184016. Its totient is φ = 5663616000.

The previous prime is 7146354049. The next prime is 7146354071. The reversal of 7146354065 is 5604536417.

It can be written as a sum of positive squares in 8 ways, for example, as 9314704 + 7137039361 = 3052^2 + 84481^2 .

It is not a de Polignac number, because 7146354065 - 2⁴ = 7146354049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228365 + ... + 257765.

It is an arithmetic number, because the mean of its divisors is an integer number (541011501).

Almost surely, 2^7146354065 is an apocalyptic number.

It is an amenable number.

7146354065 is a deficient number, since it is larger than the sum of its proper divisors (1509829951).

7146354065 is a wasteful number, since it uses less digits than its factorization.

7146354065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29860.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 7146354065 is about 84536.1110118037. Note that the first 3 decimals coincide. The cubic root of 7146354065 is about 1926.1710142719.

The spelling of 7146354065 in words is "seven billion, one hundred forty-six million, three hundred fifty-four thousand, sixty-five".