2681716104 has 24 divisors (see below), whose sum is σ = 7262981310. Its totient is φ = 893905344.

The previous prime is 2681716097. The next prime is 2681716109. The reversal of 2681716104 is 4016171862.

It is a happy number.

2681716104 is a `hidden beast` number, since 26 + 8 + 17 + 1 + 610 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1979360100 + 702356004 = 44490^2 + 26502^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2681716109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18622957 + ... + 18623100.

Almost surely, 2^2681716104 is an apocalyptic number.

2681716104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2681716104 is an abundant number, since it is smaller than the sum of its proper divisors (4581265206).

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

2681716104 is a wasteful number, since it uses less digits than its factorization.

2681716104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37246069 (or 37246062 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 2681716104 is about 51785.2884900722. The cubic root of 2681716104 is about 1389.3263309067.

Adding to 2681716104 its reverse (4016171862), we get a palindrome (6697887966).

The spelling of 2681716104 in words is "two billion, six hundred eighty-one million, seven hundred sixteen thousand, one hundred four".