34261272561 has 8 divisors (see below), whose sum is σ = 45725248800. Its totient is φ = 22819072352.

The previous prime is 34261272557. The next prime is 34261272569. The reversal of 34261272561 is 16527216243.

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

It is a cyclic number.

It is not a de Polignac number, because 34261272561 - 2² = 34261272557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34261272569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5440335 + ... + 5446628.

It is an arithmetic number, because the mean of its divisors is an integer number (5715656100).

Almost surely, 2^34261272561 is an apocalyptic number.

It is an amenable number.

34261272561 is a deficient number, since it is larger than the sum of its proper divisors (11463976239).

34261272561 is a wasteful number, since it uses less digits than its factorization.

34261272561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10888015.

The product of its digits is 120960, while the sum is 39.

The spelling of 34261272561 in words is "thirty-four billion, two hundred sixty-one million, two hundred seventy-two thousand, five hundred sixty-one".