134336781830 has 16 divisors (see below), whose sum is σ = 242631489744. Its totient is φ = 53551316640.

The previous prime is 134336781811. The next prime is 134336781853. The reversal of 134336781830 is 38187633431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22921436 + ... + 22927295.

It is an arithmetic number, because the mean of its divisors is an integer number (15164468109).

Almost surely, 2^134336781830 is an apocalyptic number.

134336781830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134336781830 is a deficient number, since it is larger than the sum of its proper divisors (108294707914).

134336781830 is a wasteful number, since it uses less digits than its factorization.

134336781830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45849031.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 134336781830 in words is "one hundred thirty-four billion, three hundred thirty-six million, seven hundred eighty-one thousand, eight hundred thirty".