4949279509 has 8 divisors (see below), whose sum is σ = 4992717600. Its totient is φ = 4905978000.

The previous prime is 4949279441. The next prime is 4949279561. The reversal of 4949279509 is 9059729494.

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 4949279509 - 2¹³ = 4949271317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4949276509) 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, 39334 + ... + 106984.

It is an arithmetic number, because the mean of its divisors is an integer number (624089700).

Almost surely, 2^4949279509 is an apocalyptic number.

It is an amenable number.

4949279509 is a deficient number, since it is larger than the sum of its proper divisors (43438091).

4949279509 is a wasteful number, since it uses less digits than its factorization.

4949279509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68291.

The product of its (nonzero) digits is 7348320, while the sum is 58.

The square root of 4949279509 is about 70351.1159044404. The cubic root of 4949279509 is about 1704.1742298585.

The spelling of 4949279509 in words is "four billion, nine hundred forty-nine million, two hundred seventy-nine thousand, five hundred nine".