136063998 has 96 divisors (see below), whose sum is σ = 363916800. Its totient is φ = 35880768.

The previous prime is 136063987. The next prime is 136064011. The reversal of 136063998 is 899360631.

136063998 is a `hidden beast` number, since 1 + 3 + 6 + 0 + 639 + 9 + 8 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83233 + ... + 84851.

It is an arithmetic number, because the mean of its divisors is an integer number (3790800).

Almost surely, 2^136063998 is an apocalyptic number.

136063998 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 136063998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181958400).

136063998 is an abundant number, since it is smaller than the sum of its proper divisors (227852802).

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

136063998 is a wasteful number, since it uses less digits than its factorization.

136063998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686 (or 1683 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 136063998 is about 11664.6473585788. The cubic root of 136063998 is about 514.3369706189.

The spelling of 136063998 in words is "one hundred thirty-six million, sixty-three thousand, nine hundred ninety-eight".