1663158098 has 24 divisors (see below), whose sum is σ = 2930234112. Its totient is φ = 705857544.

The previous prime is 1663158097. The next prime is 1663158113. The reversal of 1663158098 is 8908513661.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1663158097) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72290 + ... + 92477.

It is an arithmetic number, because the mean of its divisors is an integer number (122093088).

Almost surely, 2^1663158098 is an apocalyptic number.

1663158098 is a deficient number, since it is larger than the sum of its proper divisors (1267076014).

1663158098 is a wasteful number, since it uses less digits than its factorization.

1663158098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164886 (or 164879 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 1663158098 is about 40781.8353927334. The cubic root of 1663158098 is about 1184.7985433790.

The spelling of 1663158098 in words is "one billion, six hundred sixty-three million, one hundred fifty-eight thousand, ninety-eight".