136966950 has 72 divisors (see below), whose sum is σ = 381647448. Its totient is φ = 36521280.

The previous prime is 136966939. The next prime is 136966979. The reversal of 136966950 is 59669631.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 136966896 and 136966905.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6514 + ... + 17786.

It is an arithmetic number, because the mean of its divisors is an integer number (5300659).

Almost surely, 2^136966950 is an apocalyptic number.

136966950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 136966950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190823724).

136966950 is an abundant number, since it is smaller than the sum of its proper divisors (244680498).

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

136966950 is a wasteful number, since it uses less digits than its factorization.

136966950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11300 (or 11283 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 136966950 is about 11703.2879995324. The cubic root of 136966950 is about 515.4722158903.

The spelling of 136966950 in words is "one hundred thirty-six million, nine hundred sixty-six thousand, nine hundred fifty".