51141531075 has 24 divisors (see below), whose sum is σ = 85572731328. Its totient is φ = 26946859680.

The previous prime is 51141531061. The next prime is 51141531109. The reversal of 51141531075 is 57013514115.

It is not a de Polignac number, because 51141531075 - 2¹⁸ = 51141268931 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 4101529 + ... + 4113978.

It is an arithmetic number, because the mean of its divisors is an integer number (3565530472).

Almost surely, 2^51141531075 is an apocalyptic number.

51141531075 is a deficient number, since it is larger than the sum of its proper divisors (34431200253).

51141531075 is a wasteful number, since it uses less digits than its factorization.

51141531075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8215603 (or 8215598 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 33.

The spelling of 51141531075 in words is "fifty-one billion, one hundred forty-one million, five hundred thirty-one thousand, seventy-five".