135994950 has 336 divisors, whose sum is σ = 478156896. Its totient is φ = 27993600.

The previous prime is 135994931. The next prime is 135994981. The reversal of 135994950 is 59499531.

It is a happy number.

135994950 is a `hidden beast` number, since 1 + 3 + 599 + 4 + 9 + 50 = 666.

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 = 135994896 and 135994905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 3316930 + ... + 3316970.

It is an arithmetic number, because the mean of its divisors is an integer number (1423086).

Almost surely, 2^135994950 is an apocalyptic number.

135994950 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 135994950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239078448).

135994950 is an abundant number, since it is smaller than the sum of its proper divisors (342161946).

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

135994950 is a wasteful number, since it uses less digits than its factorization.

135994950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 45.

The square root of 135994950 is about 11661.6872707169. The cubic root of 135994950 is about 514.2499528705.

The spelling of 135994950 in words is "one hundred thirty-five million, nine hundred ninety-four thousand, nine hundred fifty".