2745886301261 has 8 divisors (see below), whose sum is σ = 2751373410240. Its totient is φ = 2740403891808.

The previous prime is 2745886301243. The next prime is 2745886301267. The reversal of 2745886301261 is 1621036885472.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2745886301261 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 (2745886301267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3971 + ... + 2343456.

It is an arithmetic number, because the mean of its divisors is an integer number (343921676280).

Almost surely, 2^{2745886301261} is an apocalyptic number.

It is an amenable number.

2745886301261 is a deficient number, since it is larger than the sum of its proper divisors (5487108979).

2745886301261 is a wasteful number, since it uses less digits than its factorization.

2745886301261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2349763.

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 2745886301261 in words is "two trillion, seven hundred forty-five billion, eight hundred eighty-six million, three hundred one thousand, two hundred sixty-one".