2657522427 has 16 divisors (see below), whose sum is σ = 4118196480. Its totient is φ = 1492844832.

The previous prime is 2657522407. The next prime is 2657522453. The reversal of 2657522427 is 7242257562.

It is not a de Polignac number, because 2657522427 - 2¹¹ = 2657520379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2657522407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1071208 + ... + 1073685.

It is an arithmetic number, because the mean of its divisors is an integer number (257387280).

Almost surely, 2^2657522427 is an apocalyptic number.

2657522427 is a deficient number, since it is larger than the sum of its proper divisors (1460674053).

2657522427 is a wasteful number, since it uses less digits than its factorization.

2657522427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2144962.

The product of its digits is 470400, while the sum is 42.

The square root of 2657522427 is about 51551.1631973518. The cubic root of 2657522427 is about 1385.1356680475.

Adding to 2657522427 its reverse (7242257562), we get a palindrome (9899779989).

The spelling of 2657522427 in words is "two billion, six hundred fifty-seven million, five hundred twenty-two thousand, four hundred twenty-seven".