2520622753 has 6 divisors (see below), whose sum is σ = 2770602002. Its totient is φ = 2291475120.

The previous prime is 2520622751. The next prime is 2520622757. The reversal of 2520622753 is 3572260252.

2520622753 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2507205184 + 13417569 = 50072^2 + 3663^2 .

It is not a de Polignac number, because 2520622753 - 2¹ = 2520622751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2520622751) 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, 10415676 + ... + 10415917.

Almost surely, 2^2520622753 is an apocalyptic number.

It is an amenable number.

2520622753 is a deficient number, since it is larger than the sum of its proper divisors (249979249).

2520622753 is a wasteful number, since it uses less digits than its factorization.

2520622753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20831615 (or 20831604 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 2520622753 is about 50205.8039772296. The cubic root of 2520622753 is about 1360.9305110156.

The spelling of 2520622753 in words is "two billion, five hundred twenty million, six hundred twenty-two thousand, seven hundred fifty-three".