134457788889 has 96 divisors (see below), whose sum is σ = 219216792960. Its totient is φ = 81367348608.

The previous prime is 134457788863. The next prime is 134457788903. The reversal of 134457788889 is 988887754431.

134457788889 is a `hidden beast` number, since 1 + 3 + 44 + 577 + 8 + 8 + 8 + 8 + 9 = 666.

It is not a de Polignac number, because 134457788889 - 2⁷ = 134457788761 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (134457788089) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22210387 + ... + 22216439.

It is an arithmetic number, because the mean of its divisors is an integer number (2283508260).

Almost surely, 2^134457788889 is an apocalyptic number.

134457788889 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

134457788889 is a deficient number, since it is larger than the sum of its proper divisors (84759004071).

134457788889 is a wasteful number, since it uses less digits than its factorization.

134457788889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6196 (or 6171 counting only the distinct ones).

The product of its digits is 433520640, while the sum is 72.

The spelling of 134457788889 in words is "one hundred thirty-four billion, four hundred fifty-seven million, seven hundred eighty-eight thousand, eight hundred eighty-nine".