9498549979 has 16 divisors (see below), whose sum is σ = 9903234112. Its totient is φ = 9102025728.

The previous prime is 9498549941. The next prime is 9498550013. The reversal of 9498549979 is 9799458949.

It is a cyclic number.

It is not a de Polignac number, because 9498549979 - 2¹⁷ = 9498418907 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (73).

It is not an unprimeable number, because it can be changed into a prime (9498549479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2220787 + ... + 2225059.

It is an arithmetic number, because the mean of its divisors is an integer number (618952132).

Almost surely, 2^9498549979 is an apocalyptic number.

9498549979 is a deficient number, since it is larger than the sum of its proper divisors (404684133).

9498549979 is a wasteful number, since it uses less digits than its factorization.

9498549979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5206.

The product of its digits is 264539520, while the sum is 73.

The square root of 9498549979 is about 97460.5047134479. The cubic root of 9498549979 is about 2117.8040316771.

The spelling of 9498549979 in words is "nine billion, four hundred ninety-eight million, five hundred forty-nine thousand, nine hundred seventy-nine".