34591561051 has 4 divisors (see below), whose sum is σ = 35435257704. Its totient is φ = 33747864400.

The previous prime is 34591561049. The next prime is 34591561061. The reversal of 34591561051 is 15016519543.

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 34591561051 - 2¹ = 34591561049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34591560995 and 34591561013.

It is not an unprimeable number, because it can be changed into a prime (34591561061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421848265 + ... + 421848346.

It is an arithmetic number, because the mean of its divisors is an integer number (8858814426).

Almost surely, 2^34591561051 is an apocalyptic number.

34591561051 is a deficient number, since it is larger than the sum of its proper divisors (843696653).

34591561051 is an equidigital number, since it uses as much as digits as its factorization.

34591561051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843696652.

The product of its (nonzero) digits is 81000, while the sum is 40.

The spelling of 34591561051 in words is "thirty-four billion, five hundred ninety-one million, five hundred sixty-one thousand, fifty-one".