8613398949 has 8 divisors (see below), whose sum is σ = 11855000832. Its totient is φ = 5557031520.

The previous prime is 8613398939. The next prime is 8613398951. The reversal of 8613398949 is 9498933168.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8613398949 - 2⁵ = 8613398917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8613398892 and 8613398901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8613398939) 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, 46308504 + ... + 46308689.

It is an arithmetic number, because the mean of its divisors is an integer number (1481875104).

Almost surely, 2^8613398949 is an apocalyptic number.

It is an amenable number.

8613398949 is a deficient number, since it is larger than the sum of its proper divisors (3241601883).

8613398949 is a wasteful number, since it uses less digits than its factorization.

8613398949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92617227.

The product of its digits is 10077696, while the sum is 60.

The square root of 8613398949 is about 92808.3991296046. The cubic root of 8613398949 is about 2049.8630841733.

The spelling of 8613398949 in words is "eight billion, six hundred thirteen million, three hundred ninety-eight thousand, nine hundred forty-nine".