2742404221255 has 8 divisors (see below), whose sum is σ = 3291271325424. Its totient is φ = 2193665870400.

The previous prime is 2742404221253. The next prime is 2742404221283. The reversal of 2742404221255 is 5521224042472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2742404221255 - 2¹ = 2742404221253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2742404221253) by changing a digit.

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, 32141461 + ... + 32226670.

It is an arithmetic number, because the mean of its divisors is an integer number (411408915678).

Almost surely, 2^{2742404221255} is an apocalyptic number.

2742404221255 is a deficient number, since it is larger than the sum of its proper divisors (548867104169).

2742404221255 is an equidigital number, since it uses as much as digits as its factorization.

2742404221255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64376657.

The product of its (nonzero) digits is 358400, while the sum is 40.

The spelling of 2742404221255 in words is "two trillion, seven hundred forty-two billion, four hundred four million, two hundred twenty-one thousand, two hundred fifty-five".