8146814006731 has 2 divisors, whose sum is σ = 8146814006732. Its totient is φ = 8146814006730.

The previous prime is 8146814006711. The next prime is 8146814006783. The reversal of 8146814006731 is 1376004186418.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8146814006731 - 2³¹ = 8144666523083 is a prime.

It is a super-2 number, since 2×8146814006731² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8146814006701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4073407003365 + 4073407003366.

It is an arithmetic number, because the mean of its divisors is an integer number (4073407003366).

Almost surely, 2^{8146814006731} is an apocalyptic number.

8146814006731 is a deficient number, since it is larger than the sum of its proper divisors (1).

8146814006731 is an equidigital number, since it uses as much as digits as its factorization.

8146814006731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 8146814006731 in words is "eight trillion, one hundred forty-six billion, eight hundred fourteen million, six thousand, seven hundred thirty-one".