40041211351597 has 2 divisors, whose sum is σ = 40041211351598. Its totient is φ = 40041211351596.

The previous prime is 40041211351579. The next prime is 40041211351723. The reversal of 40041211351597 is 79515311214004.

Together with previous prime (40041211351579) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21208336773001 + 18832874578596 = 4605251^2 + 4339686^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40041211351597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40041211351507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20020605675798 + 20020605675799.

It is an arithmetic number, because the mean of its divisors is an integer number (20020605675799).

Almost surely, 2^{40041211351597} is an apocalyptic number.

It is an amenable number.

40041211351597 is a deficient number, since it is larger than the sum of its proper divisors (1).

40041211351597 is an equidigital number, since it uses as much as digits as its factorization.

40041211351597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 40041211351597 in words is "forty trillion, forty-one billion, two hundred eleven million, three hundred fifty-one thousand, five hundred ninety-seven".