2727279042840 has 320 divisors, whose sum is σ = 10002673739520. Its totient is φ = 660983328000.

The previous prime is 2727279042823. The next prime is 2727279042899. The reversal of 2727279042840 is 482409727272.

2727279042840 is a `hidden beast` number, since 2 + 7 + 272 + 7 + 90 + 4 + 284 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 178584405 + ... + 178599675.

It is an arithmetic number, because the mean of its divisors is an integer number (31258355436).

Almost surely, 2^{2727279042840} is an apocalyptic number.

2727279042840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2727279042840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5001336869760).

2727279042840 is an abundant number, since it is smaller than the sum of its proper divisors (7275394696680).

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

2727279042840 is a wasteful number, since it uses less digits than its factorization.

2727279042840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20316 (or 20303 counting only the distinct ones).

The product of its (nonzero) digits is 6322176, while the sum is 54.

The spelling of 2727279042840 in words is "two trillion, seven hundred twenty-seven billion, two hundred seventy-nine million, forty-two thousand, eight hundred forty".