2623243465 has 8 divisors (see below), whose sum is σ = 3150026568. Its totient is φ = 2097171840.

The previous prime is 2623243439. The next prime is 2623243481. The reversal of 2623243465 is 5643423262.

It can be written as a sum of positive squares in 4 ways, for example, as 11215801 + 2612027664 = 3349^2 + 51108^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2623243465 - 2⁵ = 2623243433 is a prime.

It is a Duffinian number.

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, 169722 + ... + 184531.

It is an arithmetic number, because the mean of its divisors is an integer number (393753321).

Almost surely, 2^2623243465 is an apocalyptic number.

It is an amenable number.

2623243465 is a deficient number, since it is larger than the sum of its proper divisors (526783103).

2623243465 is a wasteful number, since it uses less digits than its factorization.

2623243465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355739.

The product of its digits is 207360, while the sum is 37.

The square root of 2623243465 is about 51217.6089348185. The cubic root of 2623243465 is about 1379.1543276684.

The spelling of 2623243465 in words is "two billion, six hundred twenty-three million, two hundred forty-three thousand, four hundred sixty-five".