4491178098 has 16 divisors (see below), whose sum is σ = 9798934176. Its totient is φ = 1360963040.

The previous prime is 4491178079. The next prime is 4491178147. The reversal of 4491178098 is 8908711944.

It is a self number, because there is not a number n which added to its sum of digits gives 4491178098.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34024011 + ... + 34024142.

It is an arithmetic number, because the mean of its divisors is an integer number (612433386).

Almost surely, 2^4491178098 is an apocalyptic number.

4491178098 is an abundant number, since it is smaller than the sum of its proper divisors (5307756078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4491178098 is a wasteful number, since it uses less digits than its factorization.

4491178098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68048169.

The product of its (nonzero) digits is 580608, while the sum is 51.

The square root of 4491178098 is about 67016.2524914666. The cubic root of 4491178098 is about 1649.8840564994.

The spelling of 4491178098 in words is "four billion, four hundred ninety-one million, one hundred seventy-eight thousand, ninety-eight".