2674542861 has 8 divisors (see below), whose sum is σ = 3962285760. Its totient is φ = 1783028556.

The previous prime is 2674542851. The next prime is 2674542863. The reversal of 2674542861 is 1682454762.

2674542861 is a `hidden beast` number, since 26 + 7 + 4 + 542 + 86 + 1 = 666.

2674542861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2674542861 - 2⁶ = 2674542797 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2674542863) 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, 49528545 + ... + 49528598.

It is an arithmetic number, because the mean of its divisors is an integer number (495285720).

Almost surely, 2^2674542861 is an apocalyptic number.

It is an amenable number.

2674542861 is a deficient number, since it is larger than the sum of its proper divisors (1287742899).

2674542861 is an equidigital number, since it uses as much as digits as its factorization.

2674542861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99057152 (or 99057146 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 2674542861 is about 51715.9826456000. The cubic root of 2674542861 is about 1388.0864688039.

The spelling of 2674542861 in words is "two billion, six hundred seventy-four million, five hundred forty-two thousand, eight hundred sixty-one".