134535781854 has 12 divisors (see below), whose sum is σ = 291494194056. Its totient is φ = 44845260612.

The previous prime is 134535781847. The next prime is 134535781879. The reversal of 134535781854 is 458187535431.

134535781854 is a `hidden beast` number, since 1 + 3 + 4 + 5 + 3 + 578 + 18 + 54 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 134535781854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3737105034 + ... + 3737105069.

It is an arithmetic number, because the mean of its divisors is an integer number (24291182838).

Almost surely, 2^134535781854 is an apocalyptic number.

134535781854 is an abundant number, since it is smaller than the sum of its proper divisors (156958412202).

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

134535781854 is a wasteful number, since it uses less digits than its factorization.

134535781854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7474210111 (or 7474210108 counting only the distinct ones).

The product of its digits is 8064000, while the sum is 54.

The spelling of 134535781854 in words is "one hundred thirty-four billion, five hundred thirty-five million, seven hundred eighty-one thousand, eight hundred fifty-four".