134618825550 has 48 divisors (see below), whose sum is σ = 364205117952. Its totient is φ = 32634866400.

The previous prime is 134618825533. The next prime is 134618825597. The reversal of 134618825550 is 55528816431.

It is a super-2 number, since 2×134618825550² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134618825550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40791934 + ... + 40795233.

It is an arithmetic number, because the mean of its divisors is an integer number (7587606624).

Almost surely, 2^134618825550 is an apocalyptic number.

134618825550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134618825550 is an abundant number, since it is smaller than the sum of its proper divisors (229586292402).

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

134618825550 is a wasteful number, since it uses less digits than its factorization.

134618825550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81587193 (or 81587188 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 48.

The spelling of 134618825550 in words is "one hundred thirty-four billion, six hundred eighteen million, eight hundred twenty-five thousand, five hundred fifty".