51541157116 has 12 divisors (see below), whose sum is σ = 90205722040. Its totient is φ = 25768093680.

The previous prime is 51541157111. The next prime is 51541157119. The reversal of 51541157116 is 61175114515.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51541157111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 574155 + ... + 657826.

Almost surely, 2^51541157116 is an apocalyptic number.

It is an amenable number.

51541157116 is a deficient number, since it is larger than the sum of its proper divisors (38664564924).

51541157116 is a wasteful number, since it uses less digits than its factorization.

51541157116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242444 (or 1242442 counting only the distinct ones).

The product of its digits is 21000, while the sum is 37.

The spelling of 51541157116 in words is "fifty-one billion, five hundred forty-one million, one hundred fifty-seven thousand, one hundred sixteen".