2081174064 has 20 divisors (see below), whose sum is σ = 5376366456. Its totient is φ = 693724672.

The previous prime is 2081174059. The next prime is 2081174077. The reversal of 2081174064 is 4604711802.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21678849 + ... + 21678944.

Almost surely, 2^2081174064 is an apocalyptic number.

2081174064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2081174064 is an abundant number, since it is smaller than the sum of its proper divisors (3295192392).

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

2081174064 is a wasteful number, since it uses less digits than its factorization.

2081174064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43357804 (or 43357798 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2081174064 is about 45619.8867162118. The cubic root of 2081174064 is about 1276.7409898702.

Adding to 2081174064 its reverse (4604711802), we get a palindrome (6685885866).

The spelling of 2081174064 in words is "two billion, eighty-one million, one hundred seventy-four thousand, sixty-four".