40746606267461 has 2 divisors, whose sum is σ = 40746606267462. Its totient is φ = 40746606267460.

The previous prime is 40746606267421. The next prime is 40746606267463. The reversal of 40746606267461 is 16476260664704.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37714153204225 + 3032453063236 = 6141185^2 + 1741394^2 .

It is a cyclic number.

It is not a de Polignac number, because 40746606267461 - 2²² = 40746602073157 is a prime.

Together with 40746606267463, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40746606267461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40746606267463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20373303133730 + 20373303133731.

It is an arithmetic number, because the mean of its divisors is an integer number (20373303133731).

Almost surely, 2^{40746606267461} is an apocalyptic number.

It is an amenable number.

40746606267461 is a deficient number, since it is larger than the sum of its proper divisors (1).

40746606267461 is an equidigital number, since it uses as much as digits as its factorization.

40746606267461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48771072, while the sum is 59.

The spelling of 40746606267461 in words is "forty trillion, seven hundred forty-six billion, six hundred six million, two hundred sixty-seven thousand, four hundred sixty-one".