2520164265 has 32 divisors (see below), whose sum is σ = 4056255360. Its totient is φ = 1336118784.

The previous prime is 2520164263. The next prime is 2520164267. The reversal of 2520164265 is 5624610252.

It is an interprime number because it is at equal distance from previous prime (2520164263) and next prime (2520164267).

It is not a de Polignac number, because 2520164265 - 2¹ = 2520164263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2520164263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2933406 + ... + 2934264.

It is an arithmetic number, because the mean of its divisors is an integer number (126757980).

Almost surely, 2^2520164265 is an apocalyptic number.

It is an amenable number.

2520164265 is a deficient number, since it is larger than the sum of its proper divisors (1536091095).

2520164265 is a wasteful number, since it uses less digits than its factorization.

2520164265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 2520164265 is about 50201.2376839456. The cubic root of 2520164265 is about 1360.8479906485.

The spelling of 2520164265 in words is "two billion, five hundred twenty million, one hundred sixty-four thousand, two hundred sixty-five".