3457971216 has 160 divisors (see below), whose sum is σ = 11450695680. Its totient is φ = 978666624.

The previous prime is 3457971211. The next prime is 3457971217. The reversal of 3457971216 is 6121797543.

3457971216 is a `hidden beast` number, since 3 + 4 + 579 + 71 + 2 + 1 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (3457971211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318225 + ... + 328911.

It is an arithmetic number, because the mean of its divisors is an integer number (71566848).

Almost surely, 2^3457971216 is an apocalyptic number.

3457971216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3457971216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5725347840).

3457971216 is an abundant number, since it is smaller than the sum of its proper divisors (7992724464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3457971216 is a wasteful number, since it uses less digits than its factorization.

3457971216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10818 (or 10806 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 3457971216 is about 58804.5169693621. The cubic root of 3457971216 is about 1512.1926562271.

The spelling of 3457971216 in words is "three billion, four hundred fifty-seven million, nine hundred seventy-one thousand, two hundred sixteen".