7412566493 has 2 divisors, whose sum is σ = 7412566494. Its totient is φ = 7412566492.

The previous prime is 7412566471. The next prime is 7412566541. The reversal of 7412566493 is 3946652147.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7273019524 + 139546969 = 85282^2 + 11813^2 .

It is an emirp because it is prime and its reverse (3946652147) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7412566493 - 2¹⁴ = 7412550109 is a prime.

It is a super-2 number, since 2×7412566493² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7412566433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3706283246 + 3706283247.

It is an arithmetic number, because the mean of its divisors is an integer number (3706283247).

Almost surely, 2^7412566493 is an apocalyptic number.

It is an amenable number.

7412566493 is a deficient number, since it is larger than the sum of its proper divisors (1).

7412566493 is an equidigital number, since it uses as much as digits as its factorization.

7412566493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 47.

The square root of 7412566493 is about 86096.2629444507. The cubic root of 7412566493 is about 1949.7976115175.

The spelling of 7412566493 in words is "seven billion, four hundred twelve million, five hundred sixty-six thousand, four hundred ninety-three".