34991754865 has 8 divisors (see below), whose sum is σ = 42461905320. Its totient is φ = 27678870912.

The previous prime is 34991754803. The next prime is 34991754893. The reversal of 34991754865 is 56845719943.

34991754865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1006094961 + 33985659904 = 31719^2 + 184352^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34991754865 is a prime.

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, 39316134 + ... + 39317023.

It is an arithmetic number, because the mean of its divisors is an integer number (5307738165).

Almost surely, 2^34991754865 is an apocalyptic number.

It is an amenable number.

34991754865 is a deficient number, since it is larger than the sum of its proper divisors (7470150455).

34991754865 is an equidigital number, since it uses as much as digits as its factorization.

34991754865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78633251.

The product of its digits is 32659200, while the sum is 61.

The spelling of 34991754865 in words is "thirty-four billion, nine hundred ninety-one million, seven hundred fifty-four thousand, eight hundred sixty-five".