51541443104 has 12 divisors (see below), whose sum is σ = 101472216174. Its totient is φ = 25770721536.

The previous prime is 51541443071. The next prime is 51541443119. The reversal of 51541443104 is 40134414515.

It can be written as a sum of positive squares in only one way, i.e., 51414655504 + 126787600 = 226748^2 + 11260^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 1610670097 = 51541443104 / (5 + 1 + 5 + 4 + 1 + 4 + 4 + 3 + 1 + 0 + 4).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805335017 + ... + 805335080.

Almost surely, 2^51541443104 is an apocalyptic number.

It is an amenable number.

51541443104 is a deficient number, since it is larger than the sum of its proper divisors (49930773070).

51541443104 is a wasteful number, since it uses less digits than its factorization.

51541443104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610670107 (or 1610670099 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 51541443104 its reverse (40134414515), we get a palindrome (91675857619).

The spelling of 51541443104 in words is "fifty-one billion, five hundred forty-one million, four hundred forty-three thousand, one hundred four".