51152606525 has 6 divisors (see below), whose sum is σ = 63429232122. Its totient is φ = 40922085200.

The previous prime is 51152606489. The next prime is 51152606587. The reversal of 51152606525 is 52560625115.

It can be written as a sum of positive squares in 3 ways, for example, as 931348324 + 50221258201 = 30518^2 + 224101^2 .

It is not a de Polignac number, because 51152606525 - 2¹² = 51152602429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1023052106 + ... + 1023052155.

It is an arithmetic number, because the mean of its divisors is an integer number (10571538687).

Almost surely, 2^51152606525 is an apocalyptic number.

It is an amenable number.

51152606525 is a deficient number, since it is larger than the sum of its proper divisors (12276625597).

51152606525 is a wasteful number, since it uses less digits than its factorization.

51152606525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046104271 (or 2046104266 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 51152606525 in words is "fifty-one billion, one hundred fifty-two million, six hundred six thousand, five hundred twenty-five".