4345651613 has 4 divisors (see below), whose sum is σ = 4347966240. Its totient is φ = 4343336988.

The previous prime is 4345651601. The next prime is 4345651637. The reversal of 4345651613 is 3161565434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4345651613 - 2²⁰ = 4344603037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345651643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154495 + ... + 1158252.

It is an arithmetic number, because the mean of its divisors is an integer number (1086991560).

Almost surely, 2^4345651613 is an apocalyptic number.

It is an amenable number.

4345651613 is a deficient number, since it is larger than the sum of its proper divisors (2314627).

4345651613 is a wasteful number, since it uses less digits than its factorization.

4345651613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314626.

The product of its digits is 129600, while the sum is 38.

The square root of 4345651613 is about 65921.5565122669. The cubic root of 4345651613 is about 1631.8677841524.

The spelling of 4345651613 in words is "four billion, three hundred forty-five million, six hundred fifty-one thousand, six hundred thirteen".