8014502082421 has 2 divisors, whose sum is σ = 8014502082422. Its totient is φ = 8014502082420.

The previous prime is 8014502082401. The next prime is 8014502082443. The reversal of 8014502082421 is 1242802054108.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7567923972196 + 446578110225 = 2750986^2 + 668265^2 .

It is a cyclic number.

It is not a de Polignac number, because 8014502082421 - 2⁹ = 8014502081909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8014502082401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4007251041210 + 4007251041211.

It is an arithmetic number, because the mean of its divisors is an integer number (4007251041211).

Almost surely, 2^{8014502082421} is an apocalyptic number.

It is an amenable number.

8014502082421 is a deficient number, since it is larger than the sum of its proper divisors (1).

8014502082421 is an equidigital number, since it uses as much as digits as its factorization.

8014502082421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40960, while the sum is 37.

The spelling of 8014502082421 in words is "eight trillion, fourteen billion, five hundred two million, eighty-two thousand, four hundred twenty-one".