5662170101521 has 2 divisors, whose sum is σ = 5662170101522. Its totient is φ = 5662170101520.

The previous prime is 5662170101507. The next prime is 5662170101543. The reversal of 5662170101521 is 1251010712665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4951581796225 + 710588305296 = 2225215^2 + 842964^2 .

It is a cyclic number.

It is not a de Polignac number, because 5662170101521 - 2¹³ = 5662170093329 is a prime.

It is not a weakly prime, because it can be changed into another prime (5662170101821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2831085050760 + 2831085050761.

It is an arithmetic number, because the mean of its divisors is an integer number (2831085050761).

Almost surely, 2^{5662170101521} is an apocalyptic number.

It is an amenable number.

5662170101521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5662170101521 is an equidigital number, since it uses as much as digits as its factorization.

5662170101521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 37.

The spelling of 5662170101521 in words is "five trillion, six hundred sixty-two billion, one hundred seventy million, one hundred one thousand, five hundred twenty-one".