2774531454745 has 32 divisors (see below), whose sum is σ = 3419330052096. Its totient is φ = 2160636984000.

The previous prime is 2774531454697. The next prime is 2774531454781. The reversal of 2774531454745 is 5474541354772.

It is not a de Polignac number, because 2774531454745 - 2²³ = 2774523066137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2774531454745.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9518152 + ... + 9805318.

It is an arithmetic number, because the mean of its divisors is an integer number (106854064128).

Almost surely, 2^{2774531454745} is an apocalyptic number.

It is an amenable number.

2774531454745 is a deficient number, since it is larger than the sum of its proper divisors (644798597351).

2774531454745 is a wasteful number, since it uses less digits than its factorization.

2774531454745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287581.

The product of its digits is 65856000, while the sum is 58.

The spelling of 2774531454745 in words is "two trillion, seven hundred seventy-four billion, five hundred thirty-one million, four hundred fifty-four thousand, seven hundred forty-five".