27554457454734 has 16 divisors (see below), whose sum is σ = 62981617039488. Its totient is φ = 7872702129912.

The previous prime is 27554457454723. The next prime is 27554457454759. The reversal of 27554457454734 is 43745475445572.

It is a super-2 number, since 2×27554457454734² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328029255372 + ... + 328029255455.

It is an arithmetic number, because the mean of its divisors is an integer number (3936351064968).

Almost surely, 2^{27554457454734} is an apocalyptic number.

27554457454734 is an abundant number, since it is smaller than the sum of its proper divisors (35427159584754).

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

27554457454734 is a wasteful number, since it uses less digits than its factorization.

27554457454734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656058510839.

The product of its digits is 1317120000, while the sum is 66.

The spelling of 27554457454734 in words is "twenty-seven trillion, five hundred fifty-four billion, four hundred fifty-seven million, four hundred fifty-four thousand, seven hundred thirty-four".