34240450661 has 4 divisors (see below), whose sum is σ = 34241273472. Its totient is φ = 34239627852.

The previous prime is 34240450649. The next prime is 34240450679. The reversal of 34240450661 is 16605404243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34240450661 - 2¹⁸ = 34240188517 is a prime.

It is a super-2 number, since 2×34240450661² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34240420661) 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, 345461 + ... + 433386.

It is an arithmetic number, because the mean of its divisors is an integer number (8560318368).

Almost surely, 2^34240450661 is an apocalyptic number.

It is an amenable number.

34240450661 is a deficient number, since it is larger than the sum of its proper divisors (822811).

34240450661 is an equidigital number, since it uses as much as digits as its factorization.

34240450661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822810.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 34240450661 in words is "thirty-four billion, two hundred forty million, four hundred fifty thousand, six hundred sixty-one".