6615161098 has 16 divisors (see below), whose sum is σ = 12212605440. Its totient is φ = 2616986736.

The previous prime is 6615161071. The next prime is 6615161099. The reversal of 6615161098 is 8901615166.

6615161098 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (6615161099) 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, 18173338 + ... + 18173701.

It is an arithmetic number, because the mean of its divisors is an integer number (763287840).

Almost surely, 2^6615161098 is an apocalyptic number.

6615161098 is a deficient number, since it is larger than the sum of its proper divisors (5597444342).

6615161098 is a wasteful number, since it uses less digits than its factorization.

6615161098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36347061.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 6615161098 is about 81333.6406292009. The cubic root of 6615161098 is about 1877.2126623168.

The spelling of 6615161098 in words is "six billion, six hundred fifteen million, one hundred sixty-one thousand, ninety-eight".