298158661108 has 48 divisors (see below), whose sum is σ = 650581997184. Its totient is φ = 116156067840.

The previous prime is 298158661103. The next prime is 298158661117. The reversal of 298158661108 is 801166851892.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298158661103) 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, 4511116 + ... + 4576732.

It is an arithmetic number, because the mean of its divisors is an integer number (13553791608).

Almost surely, 2^298158661108 is an apocalyptic number.

298158661108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

298158661108 is an abundant number, since it is smaller than the sum of its proper divisors (352423336076).

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

298158661108 is a wasteful number, since it uses less digits than its factorization.

298158661108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80392 (or 80390 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 55.

The spelling of 298158661108 in words is "two hundred ninety-eight billion, one hundred fifty-eight million, six hundred sixty-one thousand, one hundred eight".