134438200050 has 192 divisors, whose sum is σ = 420687074304. Its totient is φ = 27598444800.

The previous prime is 134438200037. The next prime is 134438200073. The reversal of 134438200050 is 50002834431.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 134438199990 and 134438200017.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 888532 + ... + 1028768.

It is an arithmetic number, because the mean of its divisors is an integer number (2191078512).

Almost surely, 2^134438200050 is an apocalyptic number.

134438200050 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 134438200050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210343537152).

134438200050 is an abundant number, since it is smaller than the sum of its proper divisors (286248874254).

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

134438200050 is a wasteful number, since it uses less digits than its factorization.

134438200050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140353 (or 140348 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 134438200050 in words is "one hundred thirty-four billion, four hundred thirty-eight million, two hundred thousand, fifty".