2642627853 has 6 divisors (see below), whose sum is σ = 3817129134. Its totient is φ = 1761751896.

The previous prime is 2642627851. The next prime is 2642627861. The reversal of 2642627853 is 3587262462.

It can be written as a sum of positive squares in only one way, i.e., 2382708969 + 259918884 = 48813^2 + 16122^2 .

It is not a de Polignac number, because 2642627853 - 2¹ = 2642627851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2642627799 and 2642627808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2642627851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 146812650 + ... + 146812667.

It is an arithmetic number, because the mean of its divisors is an integer number (636188189).

Almost surely, 2^2642627853 is an apocalyptic number.

It is an amenable number.

2642627853 is a deficient number, since it is larger than the sum of its proper divisors (1174501281).

2642627853 is a wasteful number, since it uses less digits than its factorization.

2642627853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293625323 (or 293625320 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 2642627853 is about 51406.4962140000. The cubic root of 2642627853 is about 1382.5430690933.

The spelling of 2642627853 in words is "two billion, six hundred forty-two million, six hundred twenty-seven thousand, eight hundred fifty-three".