28622607053 has 4 divisors (see below), whose sum is σ = 28633238268. Its totient is φ = 28611975840.

The previous prime is 28622607037. The next prime is 28622607061. The reversal of 28622607053 is 35070622682.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3809111524 + 24813495529 = 61718^2 + 157523^2 .

It is a cyclic number.

It is not a de Polignac number, because 28622607053 - 2⁴ = 28622607037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 28622607053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28622607553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5311568 + ... + 5316953.

It is an arithmetic number, because the mean of its divisors is an integer number (7158309567).

Almost surely, 2^28622607053 is an apocalyptic number.

It is an amenable number.

28622607053 is a deficient number, since it is larger than the sum of its proper divisors (10631215).

28622607053 is a wasteful number, since it uses less digits than its factorization.

28622607053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10631214.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 28622607053 in words is "twenty-eight billion, six hundred twenty-two million, six hundred seven thousand, fifty-three".