1607223116665 has 32 divisors (see below), whose sum is σ = 1962611441280. Its totient is φ = 1263351360000.

The previous prime is 1607223116633. The next prime is 1607223116693. The reversal of 1607223116665 is 5666113227061.

It is not a de Polignac number, because 1607223116665 - 2⁵ = 1607223116633 is a prime.

It is a super-2 number, since 2×1607223116665² (a number of 25 digits) contains 22 as substring.

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, 277056765 + ... + 277062565.

It is an arithmetic number, because the mean of its divisors is an integer number (61331607540).

Almost surely, 2^{1607223116665} is an apocalyptic number.

It is an amenable number.

1607223116665 is a deficient number, since it is larger than the sum of its proper divisors (355388324615).

1607223116665 is a wasteful number, since it uses less digits than its factorization.

1607223116665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9993.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 1607223116665 in words is "one trillion, six hundred seven billion, two hundred twenty-three million, one hundred sixteen thousand, six hundred sixty-five".