40634646026011 has 2 divisors, whose sum is σ = 40634646026012. Its totient is φ = 40634646026010.

The previous prime is 40634646025997. The next prime is 40634646026017. The reversal of 40634646026011 is 11062064643604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40634646026011 - 2⁹ = 40634646025499 is a prime.

It is not a weakly prime, because it can be changed into another prime (40634646026017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20317323013005 + 20317323013006.

It is an arithmetic number, because the mean of its divisors is an integer number (20317323013006).

Almost surely, 2^{40634646026011} is an apocalyptic number.

40634646026011 is a deficient number, since it is larger than the sum of its proper divisors (1).

40634646026011 is an equidigital number, since it uses as much as digits as its factorization.

40634646026011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 40634646026011 in words is "forty trillion, six hundred thirty-four billion, six hundred forty-six million, twenty-six thousand, eleven".