2742461747747 has 4 divisors (see below), whose sum is σ = 2751223606680. Its totient is φ = 2733699888816.

The previous prime is 2742461747723. The next prime is 2742461747759. The reversal of 2742461747747 is 7477471642472.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2742461747747 - 2²⁰ = 2742460699171 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 2742461747747.

It is not an unprimeable number, because it can be changed into a prime (2742461747797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4380928997 + ... + 4380929622.

It is an arithmetic number, because the mean of its divisors is an integer number (687805901670).

Almost surely, 2^{2742461747747} is an apocalyptic number.

2742461747747 is a deficient number, since it is larger than the sum of its proper divisors (8761858933).

2742461747747 is an equidigital number, since it uses as much as digits as its factorization.

2742461747747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8761858932.

The product of its digits is 103262208, while the sum is 62.

The spelling of 2742461747747 in words is "two trillion, seven hundred forty-two billion, four hundred sixty-one million, seven hundred forty-seven thousand, seven hundred forty-seven".