1673316465 has 8 divisors (see below), whose sum is σ = 2677306368. Its totient is φ = 892435440.

The previous prime is 1673316461. The next prime is 1673316497. The reversal of 1673316465 is 5646133761.

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

It is not a de Polignac number, because 1673316465 - 2² = 1673316461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1673316461) 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, 55777201 + ... + 55777230.

It is an arithmetic number, because the mean of its divisors is an integer number (334663296).

Almost surely, 2^1673316465 is an apocalyptic number.

1673316465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1673316465 is a deficient number, since it is larger than the sum of its proper divisors (1003989903).

1673316465 is a wasteful number, since it uses less digits than its factorization.

1673316465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111554439.

The product of its digits is 272160, while the sum is 42.

The square root of 1673316465 is about 40906.1910350988. The cubic root of 1673316465 is about 1187.2058505417.

The spelling of 1673316465 in words is "one billion, six hundred seventy-three million, three hundred sixteen thousand, four hundred sixty-five".