2654201668 has 12 divisors (see below), whose sum is σ = 4655583100. Its totient is φ = 1324035072.

The previous prime is 2654201663. The next prime is 2654201773. The reversal of 2654201668 is 8661024562.

It can be written as a sum of positive squares in 2 ways, for example, as 287573764 + 2366627904 = 16958^2 + 48648^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2654201668.

It is not an unprimeable number, because it can be changed into a prime (2654201663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 764493 + ... + 767956.

Almost surely, 2^2654201668 is an apocalyptic number.

It is an amenable number.

2654201668 is a deficient number, since it is larger than the sum of its proper divisors (2001381432).

2654201668 is a wasteful number, since it uses less digits than its factorization.

2654201668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532886 (or 1532884 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 2654201668 is about 51518.9447485097. The cubic root of 2654201668 is about 1384.5584864713.

The spelling of 2654201668 in words is "two billion, six hundred fifty-four million, two hundred one thousand, six hundred sixty-eight".