2674782761087 has 4 divisors (see below), whose sum is σ = 2689725681720. Its totient is φ = 2659839840456.

The previous prime is 2674782761069. The next prime is 2674782761179. The reversal of 2674782761087 is 7801672874762.

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 2674782761087 - 2⁶ = 2674782761023 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 (2674782761047) 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, 7471460048 + ... + 7471460405.

It is an arithmetic number, because the mean of its divisors is an integer number (672431420430).

Almost surely, 2^{2674782761087} is an apocalyptic number.

2674782761087 is a deficient number, since it is larger than the sum of its proper divisors (14942920633).

2674782761087 is a wasteful number, since it uses less digits than its factorization.

2674782761087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14942920632.

The product of its (nonzero) digits is 88510464, while the sum is 65.

The spelling of 2674782761087 in words is "two trillion, six hundred seventy-four billion, seven hundred eighty-two million, seven hundred sixty-one thousand, eighty-seven".