134356666950 has 384 divisors, whose sum is σ = 437622704640. Its totient is φ = 29940019200.

The previous prime is 134356666949. The next prime is 134356666981. The reversal of 134356666950 is 59666653431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 10849162 + ... + 10861538.

It is an arithmetic number, because the mean of its divisors is an integer number (1139642460).

Almost surely, 2^134356666950 is an apocalyptic number.

134356666950 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 134356666950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218811352320).

134356666950 is an abundant number, since it is smaller than the sum of its proper divisors (303266037690).

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

134356666950 is a wasteful number, since it uses less digits than its factorization.

134356666950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12469 (or 12458 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 54.

The spelling of 134356666950 in words is "one hundred thirty-four billion, three hundred fifty-six million, six hundred sixty-six thousand, nine hundred fifty".