6244404465 has 32 divisors (see below), whose sum is σ = 10782213120. Its totient is φ = 3067704576.

The previous prime is 6244404457. The next prime is 6244404503. The reversal of 6244404465 is 5644044426.

It is not a de Polignac number, because 6244404465 - 2³ = 6244404457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59979 + ... + 126831.

It is an arithmetic number, because the mean of its divisors is an integer number (336944160).

Almost surely, 2^6244404465 is an apocalyptic number.

6244404465 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6244404465 is a deficient number, since it is larger than the sum of its proper divisors (4537808655).

6244404465 is a wasteful number, since it uses less digits than its factorization.

6244404465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67353.

The product of its (nonzero) digits is 368640, while the sum is 39.

The square root of 6244404465 is about 79021.5443091313. The cubic root of 6244404465 is about 1841.4658751309.

The spelling of 6244404465 in words is "six billion, two hundred forty-four million, four hundred four thousand, four hundred sixty-five".