2146357465 has 16 divisors (see below), whose sum is σ = 2954780928. Its totient is φ = 1466185536.

The previous prime is 2146357441. The next prime is 2146357469. The reversal of 2146357465 is 5647536412.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2146357465 is a prime.

It is a super-2 number, since 2×2146357465² = 9213700735122452450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2146357469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107382 + ... + 125791.

It is an arithmetic number, because the mean of its divisors is an integer number (184673808).

Almost surely, 2^2146357465 is an apocalyptic number.

It is an amenable number.

2146357465 is a deficient number, since it is larger than the sum of its proper divisors (808423463).

2146357465 is a wasteful number, since it uses less digits than its factorization.

2146357465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233448.

The product of its digits is 604800, while the sum is 43.

The square root of 2146357465 is about 46328.7973619001. The cubic root of 2146357465 is about 1289.9335873107.

The spelling of 2146357465 in words is "two billion, one hundred forty-six million, three hundred fifty-seven thousand, four hundred sixty-five".