2751223221655 has 16 divisors (see below), whose sum is σ = 3305470970304. Its totient is φ = 2198310699520.

The previous prime is 2751223221623. The next prime is 2751223221661. The reversal of 2751223221655 is 5561223221572.

It is not a de Polignac number, because 2751223221655 - 2⁵ = 2751223221623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27261669 + ... + 27362401.

It is an arithmetic number, because the mean of its divisors is an integer number (206591935644).

Almost surely, 2^{2751223221655} is an apocalyptic number.

2751223221655 is a deficient number, since it is larger than the sum of its proper divisors (554247748649).

2751223221655 is a wasteful number, since it uses less digits than its factorization.

2751223221655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107306.

The product of its digits is 504000, while the sum is 43.

The spelling of 2751223221655 in words is "two trillion, seven hundred fifty-one billion, two hundred twenty-three million, two hundred twenty-one thousand, six hundred fifty-five".