40546365135091 has 2 divisors, whose sum is σ = 40546365135092. Its totient is φ = 40546365135090.

The previous prime is 40546365135043. The next prime is 40546365135127. The reversal of 40546365135091 is 19053156364504.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40546365135091 is a prime.

It is not a weakly prime, because it can be changed into another prime (40546365135191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20273182567545 + 20273182567546.

It is an arithmetic number, because the mean of its divisors is an integer number (20273182567546).

Almost surely, 2^{40546365135091} is an apocalyptic number.

40546365135091 is a deficient number, since it is larger than the sum of its proper divisors (1).

40546365135091 is an equidigital number, since it uses as much as digits as its factorization.

40546365135091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 40546365135091 in words is "forty trillion, five hundred forty-six billion, three hundred sixty-five million, one hundred thirty-five thousand, ninety-one".