34654428649 has 3 divisors (see below), whose sum is σ = 34654614807. Its totient is φ = 34654242492.

The previous prime is 34654428637. The next prime is 34654428709. The reversal of 34654428649 is 94682445643.

It is a happy number.

The square root of 34654428649 is 186157.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 33096705625 + 1557723024 = 181925^2 + 39468^2 .

It is not a de Polignac number, because 34654428649 - 2¹¹ = 34654426601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34654428649.

It is not an unprimeable number, because it can be changed into a prime (34654428619) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 93079 + ... + 279235.

It is an arithmetic number, because the mean of its divisors is an integer number (11551538269).

Almost surely, 2^34654428649 is an apocalyptic number.

34654428649 is the 186157-th square number.

34654428649 is the 93079-th centered octagonal number.

It is an amenable number.

34654428649 is a deficient number, since it is larger than the sum of its proper divisors (186158).

34654428649 is an frugal number, since it uses more digits than its factorization.

34654428649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372314 (or 186157 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 55.

The spelling of 34654428649 in words is "thirty-four billion, six hundred fifty-four million, four hundred twenty-eight thousand, six hundred forty-nine".