27953118422844 has 24 divisors (see below), whose sum is σ = 65325696425808. Its totient is φ = 9303169935360.

The previous prime is 27953118422791. The next prime is 27953118422947. The reversal of 27953118422844 is 44822481135972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1817017687 + ... + 1817033070.

It is an arithmetic number, because the mean of its divisors is an integer number (2721904017742).

Almost surely, 2^{27953118422844} is an apocalyptic number.

It is an amenable number.

27953118422844 is an abundant number, since it is smaller than the sum of its proper divisors (37372578002964).

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

27953118422844 is a wasteful number, since it uses less digits than its factorization.

27953118422844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3634051405 (or 3634051403 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 60.

The spelling of 27953118422844 in words is "twenty-seven trillion, nine hundred fifty-three billion, one hundred eighteen million, four hundred twenty-two thousand, eight hundred forty-four".