134218538500 has 48 divisors (see below), whose sum is σ = 293172974640. Its totient is φ = 53680147200.

The previous prime is 134218538491. The next prime is 134218538507. The reversal of 134218538500 is 5835812431.

It can be written as a sum of positive squares in 8 ways, for example, as 87759322564 + 46459215936 = 296242^2 + 215544^2 .

It is not an unprimeable number, because it can be changed into a prime (134218538507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5143486 + ... + 5169514.

It is an arithmetic number, because the mean of its divisors is an integer number (6107770305).

Almost surely, 2^134218538500 is an apocalyptic number.

134218538500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134218538500 is an abundant number, since it is smaller than the sum of its proper divisors (158954436140).

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

134218538500 is a wasteful number, since it uses less digits than its factorization.

134218538500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36361 (or 36349 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 134218538500 in words is "one hundred thirty-four billion, two hundred eighteen million, five hundred thirty-eight thousand, five hundred".