2061526251 has 32 divisors (see below), whose sum is σ = 2852997120. Its totient is φ = 1323504000.

The previous prime is 2061526231. The next prime is 2061526273. The reversal of 2061526251 is 1526251602.

It is not a de Polignac number, because 2061526251 - 2⁷ = 2061526123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2061526211) 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, 1698921 + ... + 1700133.

It is an arithmetic number, because the mean of its divisors is an integer number (89156160).

Almost surely, 2^2061526251 is an apocalyptic number.

2061526251 is a deficient number, since it is larger than the sum of its proper divisors (791470869).

2061526251 is a wasteful number, since it uses less digits than its factorization.

2061526251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 2061526251 is about 45404.0334221531. The cubic root of 2061526251 is about 1272.7104883502.

Adding to 2061526251 its reverse (1526251602), we get a palindrome (3587777853).

The spelling of 2061526251 in words is "two billion, sixty-one million, five hundred twenty-six thousand, two hundred fifty-one".