51153142052 has 12 divisors (see below), whose sum is σ = 94783763340. Its totient is φ = 24072066816.

The previous prime is 51153142031. The next prime is 51153142087. The reversal of 51153142052 is 25024135115.

It can be written as a sum of positive squares in 2 ways, for example, as 43341410596 + 7811731456 = 208186^2 + 88384^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 376125977 + ... + 376126112.

It is an arithmetic number, because the mean of its divisors is an integer number (7898646945).

Almost surely, 2^51153142052 is an apocalyptic number.

It is an amenable number.

51153142052 is a deficient number, since it is larger than the sum of its proper divisors (43630621288).

51153142052 is a wasteful number, since it uses less digits than its factorization.

51153142052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752252110 (or 752252108 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 51153142052 its reverse (25024135115), we get a palindrome (76177277167).

The spelling of 51153142052 in words is "fifty-one billion, one hundred fifty-three million, one hundred forty-two thousand, fifty-two".