51151030543545 has 32 divisors (see below), whose sum is σ = 82495784939520. Its totient is φ = 27063364412160.

The previous prime is 51151030543519. The next prime is 51151030543577. The reversal of 51151030543545 is 54534503015115.

It is not a de Polignac number, because 51151030543545 - 2¹⁵ = 51151030510777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51151030543497 and 51151030543506.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25927801 + ... + 27830790.

It is an arithmetic number, because the mean of its divisors is an integer number (2577993279360).

Almost surely, 2^{51151030543545} is an apocalyptic number.

It is an amenable number.

51151030543545 is a deficient number, since it is larger than the sum of its proper divisors (31344754395975).

51151030543545 is a wasteful number, since it uses less digits than its factorization.

51151030543545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53759105.

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 51151030543545 in words is "fifty-one trillion, one hundred fifty-one billion, thirty million, five hundred forty-three thousand, five hundred forty-five".