1001616465 has 8 divisors (see below), whose sum is σ = 1602586368. Its totient is φ = 534195440.

The previous prime is 1001616449. The next prime is 1001616467. The reversal of 1001616465 is 5646161001.

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

It is not a de Polignac number, because 1001616465 - 2⁴ = 1001616449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001616467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33387201 + ... + 33387230.

It is an arithmetic number, because the mean of its divisors is an integer number (200323296).

Almost surely, 2^1001616465 is an apocalyptic number.

1001616465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1001616465 is a deficient number, since it is larger than the sum of its proper divisors (600969903).

1001616465 is an equidigital number, since it uses as much as digits as its factorization.

1001616465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66774439.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1001616465 is about 31648.3248371853. The cubic root of 1001616465 is about 1000.5385315983.

Adding to 1001616465 its reverse (5646161001), we get a palindrome (6647777466).

The spelling of 1001616465 in words is "one billion, one million, six hundred sixteen thousand, four hundred sixty-five".