2655821674 has 16 divisors (see below), whose sum is σ = 4353712416. Its totient is φ = 1205018800.

The previous prime is 2655821671. The next prime is 2655821681. The reversal of 2655821674 is 4761285562.

It is not an unprimeable number, because it can be changed into a prime (2655821671) 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, 96112 + ... + 120619.

It is an arithmetic number, because the mean of its divisors is an integer number (272107026).

Almost surely, 2^2655821674 is an apocalyptic number.

2655821674 is a deficient number, since it is larger than the sum of its proper divisors (1697890742).

2655821674 is a wasteful number, since it uses less digits than its factorization.

2655821674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217301.

The product of its digits is 806400, while the sum is 46.

The square root of 2655821674 is about 51534.6647801264. The cubic root of 2655821674 is about 1384.8401200408.

The spelling of 2655821674 in words is "two billion, six hundred fifty-five million, eight hundred twenty-one thousand, six hundred seventy-four".