136446976 has 44 divisors (see below), whose sum is σ = 274429008. Its totient is φ = 67807232.

The previous prime is 136446967. The next prime is 136446977. The reversal of 136446976 is 679644631.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (136446977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232155 + ... + 232741.

Almost surely, 2^136446976 is an apocalyptic number.

136446976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136446976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137214504).

136446976 is an abundant number, since it is smaller than the sum of its proper divisors (137982032).

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

136446976 is an equidigital number, since it uses as much as digits as its factorization.

136446976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834 (or 816 counting only the distinct ones).

The product of its digits is 653184, while the sum is 46.

The square root of 136446976 is about 11681.0520074178. The cubic root of 136446976 is about 514.8190849753.

The spelling of 136446976 in words is "one hundred thirty-six million, four hundred forty-six thousand, nine hundred seventy-six".