5421716171245 has 32 divisors (see below), whose sum is σ = 7215988965120. Its totient is φ = 3877535424000.

The previous prime is 5421716171213. The next prime is 5421716171273.

5421716171245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5421716171245 - 2⁵ = 5421716171213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5421716171195 and 5421716171204.

It is a congruent number.

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, 265536 + ... + 3303625.

It is an arithmetic number, because the mean of its divisors is an integer number (225499655160).

Almost surely, 2^{5421716171245} is an apocalyptic number.

5421716171245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5421716171245 is a deficient number, since it is larger than the sum of its proper divisors (1794272793875).

5421716171245 is a wasteful number, since it uses less digits than its factorization.

5421716171245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3569637.

The product of its digits is 470400, while the sum is 46.

The spelling of 5421716171245 in words is "five trillion, four hundred twenty-one billion, seven hundred sixteen million, one hundred seventy-one thousand, two hundred forty-five".