34651015643 has 4 divisors (see below), whose sum is σ = 35496162408. Its totient is φ = 33805868880.

The previous prime is 34651015621. The next prime is 34651015649.

34651015643 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34651015643 - 2⁸ = 34651015387 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34651015597 and 34651015606.

It is not an unprimeable number, because it can be changed into a prime (34651015649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422573321 + ... + 422573402.

It is an arithmetic number, because the mean of its divisors is an integer number (8874040602).

Almost surely, 2^34651015643 is an apocalyptic number.

34651015643 is a deficient number, since it is larger than the sum of its proper divisors (845146765).

34651015643 is an equidigital number, since it uses as much as digits as its factorization.

34651015643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845146764.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 34651015643 in words is "thirty-four billion, six hundred fifty-one million, fifteen thousand, six hundred forty-three".