2653853658 has 16 divisors (see below), whose sum is σ = 5437164096. Its totient is φ = 863041760.

The previous prime is 2653853651. The next prime is 2653853677. The reversal of 2653853658 is 8563583562.

It is a self number, because there is not a number n which added to its sum of digits gives 2653853658.

It is not an unprimeable number, because it can be changed into a prime (2653853651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5393766 + ... + 5394257.

It is an arithmetic number, because the mean of its divisors is an integer number (339822756).

Almost surely, 2^2653853658 is an apocalyptic number.

2653853658 is an abundant number, since it is smaller than the sum of its proper divisors (2783310438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2653853658 is a wasteful number, since it uses less digits than its factorization.

2653853658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10788069.

The product of its digits is 5184000, while the sum is 51.

The square root of 2653853658 is about 51515.5671423697. The cubic root of 2653853658 is about 1384.4979709417.

The spelling of 2653853658 in words is "two billion, six hundred fifty-three million, eight hundred fifty-three thousand, six hundred fifty-eight".