2653528063 has 4 divisors (see below), whose sum is σ = 2654904168. Its totient is φ = 2652151960.

The previous prime is 2653528013. The next prime is 2653528069. The reversal of 2653528063 is 3608253562.

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

It is a cyclic number.

It is not a de Polignac number, because 2653528063 - 2²¹ = 2651430911 is a prime.

It is a super-2 number, since 2×2653528063² = 14082422362257063938, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2653528069) 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, 685156 + ... + 689017.

It is an arithmetic number, because the mean of its divisors is an integer number (663726042).

Almost surely, 2^2653528063 is an apocalyptic number.

2653528063 is a deficient number, since it is larger than the sum of its proper divisors (1376105).

2653528063 is a wasteful number, since it uses less digits than its factorization.

2653528063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376104.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 2653528063 is about 51512.4068841672. The cubic root of 2653528063 is about 1384.4413483704.

The spelling of 2653528063 in words is "two billion, six hundred fifty-three million, five hundred twenty-eight thousand, sixty-three".