34709263681 has 12 divisors (see below), whose sum is σ = 36905161356. Its totient is φ = 32531066880.

The previous prime is 34709263649. The next prime is 34709263811. The reversal of 34709263681 is 18636290743.

It can be written as a sum of positive squares in 6 ways, for example, as 98010000 + 34611253681 = 9900^2 + 186041^2 .

It is not a de Polignac number, because 34709263681 - 2⁵ = 34709263649 is a prime.

It is a super-2 number, since 2×34709263681² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34709263621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 969801 + ... + 1004953.

It is an arithmetic number, because the mean of its divisors is an integer number (3075430113).

Almost surely, 2^34709263681 is an apocalyptic number.

It is an amenable number.

34709263681 is a deficient number, since it is larger than the sum of its proper divisors (2195897675).

34709263681 is an equidigital number, since it uses as much as digits as its factorization.

34709263681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35652 (or 35411 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 34709263681 in words is "thirty-four billion, seven hundred nine million, two hundred sixty-three thousand, six hundred eighty-one".