27834534054 has 12 divisors (see below), whose sum is σ = 60308157156. Its totient is φ = 9278178012.

The previous prime is 27834534043. The next prime is 27834534067. The reversal of 27834534054 is 45043543872.

27834534054 is a `hidden beast` number, since 278 + 34 + 5 + 340 + 5 + 4 = 666.

It is a super-2 number, since 2×27834534054² (a number of 22 digits) contains 22 as substring.

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, 773181484 + ... + 773181519.

It is an arithmetic number, because the mean of its divisors is an integer number (5025679763).

Almost surely, 2^27834534054 is an apocalyptic number.

27834534054 is an abundant number, since it is smaller than the sum of its proper divisors (32473623102).

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

27834534054 is a wasteful number, since it uses less digits than its factorization.

27834534054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546363011 (or 1546363008 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 45.

The spelling of 27834534054 in words is "twenty-seven billion, eight hundred thirty-four million, five hundred thirty-four thousand, fifty-four".