51504414305545 has 32 divisors (see below), whose sum is σ = 63055561605120. Its totient is φ = 40378180893120.

The previous prime is 51504414305537. The next prime is 51504414305569. The reversal of 51504414305545 is 54550341440515.

It is not a de Polignac number, because 51504414305545 - 2³ = 51504414305537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51504414305495 and 51504414305504.

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, 259789266 + ... + 259987444.

It is an arithmetic number, because the mean of its divisors is an integer number (1970486300160).

Almost surely, 2^{51504414305545} is an apocalyptic number.

It is an amenable number.

51504414305545 is a deficient number, since it is larger than the sum of its proper divisors (11551147299575).

51504414305545 is a wasteful number, since it uses less digits than its factorization.

51504414305545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203325.

The product of its (nonzero) digits is 2400000, while the sum is 46.

The spelling of 51504414305545 in words is "fifty-one trillion, five hundred four billion, four hundred fourteen million, three hundred five thousand, five hundred forty-five".