51550104235 has 16 divisors (see below), whose sum is σ = 71592192000. Its totient is φ = 34901189856.

The previous prime is 51550104209. The next prime is 51550104251. The reversal of 51550104235 is 53240105515.

It is a cyclic number.

It is not a de Polignac number, because 51550104235 - 2⁷ = 51550104107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51550104197 and 51550104206.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9319135 + ... + 9324664.

It is an arithmetic number, because the mean of its divisors is an integer number (4474512000).

Almost surely, 2^51550104235 is an apocalyptic number.

51550104235 is a deficient number, since it is larger than the sum of its proper divisors (20042087765).

51550104235 is a wasteful number, since it uses less digits than its factorization.

51550104235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18643890.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 51550104235 in words is "fifty-one billion, five hundred fifty million, one hundred four thousand, two hundred thirty-five".