51411353424017 has 4 divisors (see below), whose sum is σ = 51523850915556. Its totient is φ = 51298855932480.

The previous prime is 51411353423977. The next prime is 51411353424037. The reversal of 51411353424017 is 71042435311415.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36090008190016 + 15321345234001 = 6007496^2 + 3914249^2 .

It is a cyclic number.

It is not a de Polignac number, because 51411353424017 - 2²⁶ = 51411286315153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51411353424037) 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, 56248745084 + ... + 56248745997.

It is an arithmetic number, because the mean of its divisors is an integer number (12880962728889).

Almost surely, 2^{51411353424017} is an apocalyptic number.

It is an amenable number.

51411353424017 is a deficient number, since it is larger than the sum of its proper divisors (112497491539).

51411353424017 is a wasteful number, since it uses less digits than its factorization.

51411353424017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112497491538.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 51411353424017 in words is "fifty-one trillion, four hundred eleven billion, three hundred fifty-three million, four hundred twenty-four thousand, seventeen".