6502242512281 has 2 divisors, whose sum is σ = 6502242512282. Its totient is φ = 6502242512280.

The previous prime is 6502242512263. The next prime is 6502242512371. The reversal of 6502242512281 is 1822152422056.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5182638924681 + 1319603587600 = 2276541^2 + 1148740^2 .

It is a cyclic number.

It is not a de Polignac number, because 6502242512281 - 2²³ = 6502234123673 is a prime.

It is a super-2 number, since 2×6502242512281² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6502242512221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3251121256140 + 3251121256141.

It is an arithmetic number, because the mean of its divisors is an integer number (3251121256141).

Almost surely, 2^{6502242512281} is an apocalyptic number.

It is an amenable number.

6502242512281 is a deficient number, since it is larger than the sum of its proper divisors (1).

6502242512281 is an equidigital number, since it uses as much as digits as its factorization.

6502242512281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153600, while the sum is 40.

The spelling of 6502242512281 in words is "six trillion, five hundred two billion, two hundred forty-two million, five hundred twelve thousand, two hundred eighty-one".