4260984649 has 4 divisors (see below), whose sum is σ = 4302353536. Its totient is φ = 4219615764.

The previous prime is 4260984647. The next prime is 4260984653. The reversal of 4260984649 is 9464890624.

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 4260984649 - 2¹ = 4260984647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4260984596 and 4260984605.

It is not an unprimeable number, because it can be changed into a prime (4260984643) 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, 20684289 + ... + 20684494.

It is an arithmetic number, because the mean of its divisors is an integer number (1075588384).

Almost surely, 2^4260984649 is an apocalyptic number.

It is an amenable number.

4260984649 is a deficient number, since it is larger than the sum of its proper divisors (41368887).

4260984649 is a wasteful number, since it uses less digits than its factorization.

4260984649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41368886.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The square root of 4260984649 is about 65276.2180966391. The cubic root of 4260984649 is about 1621.2002294105.

The spelling of 4260984649 in words is "four billion, two hundred sixty million, nine hundred eighty-four thousand, six hundred forty-nine".