3116401645 has 8 divisors (see below), whose sum is σ = 4273922304. Its totient is φ = 2136961104.

The previous prime is 3116401637. The next prime is 3116401657. The reversal of 3116401645 is 5461046113.

3116401645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3116401645 - 2³ = 3116401637 is a prime.

It is a super-3 number, since 3×3116401645³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44519989 + ... + 44520058.

It is an arithmetic number, because the mean of its divisors is an integer number (534240288).

Almost surely, 2^3116401645 is an apocalyptic number.

3116401645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3116401645 is a deficient number, since it is larger than the sum of its proper divisors (1157520659).

3116401645 is an equidigital number, since it uses as much as digits as its factorization.

3116401645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89040059.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 3116401645 is about 55824.7404382680. The cubic root of 3116401645 is about 1460.6667444772. Note that the first 3 decimals are identical.

Adding to 3116401645 its reverse (5461046113), we get a palindrome (8577447758).

The spelling of 3116401645 in words is "three billion, one hundred sixteen million, four hundred one thousand, six hundred forty-five".