3678912465 has 8 divisors (see below), whose sum is σ = 5886259968. Its totient is φ = 1962086640.

The previous prime is 3678912463. The next prime is 3678912467. The reversal of 3678912465 is 5642198763.

It is an interprime number because it is at equal distance from previous prime (3678912463) and next prime (3678912467).

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

It is not a de Polignac number, because 3678912465 - 2¹ = 3678912463 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3678912463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122630401 + ... + 122630430.

It is an arithmetic number, because the mean of its divisors is an integer number (735782496).

Almost surely, 2^3678912465 is an apocalyptic number.

It is an amenable number.

3678912465 is a deficient number, since it is larger than the sum of its proper divisors (2207347503).

3678912465 is a wasteful number, since it uses less digits than its factorization.

3678912465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245260839.

The product of its digits is 2177280, while the sum is 51.

The square root of 3678912465 is about 60654.0391482711. The cubic root of 3678912465 is about 1543.7364245830.

The spelling of 3678912465 in words is "three billion, six hundred seventy-eight million, nine hundred twelve thousand, four hundred sixty-five".