51541551514112 has 80 divisors (see below), whose sum is σ = 112347932254272. Its totient is φ = 23427257118720.

The previous prime is 51541551514087. The next prime is 51541551514121. The reversal of 51541551514112 is 21141515514515.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 51541551514112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211038533 + ... + 211282619.

Almost surely, 2^{51541551514112} is an apocalyptic number.

It is an amenable number.

51541551514112 is an abundant number, since it is smaller than the sum of its proper divisors (60806380740160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51541551514112 is a wasteful number, since it uses less digits than its factorization.

51541551514112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281609 (or 281593 counting only the distinct ones).

The product of its digits is 100000, while the sum is 41.

The spelling of 51541551514112 in words is "fifty-one trillion, five hundred forty-one billion, five hundred fifty-one million, five hundred fourteen thousand, one hundred twelve".