40273726450597 has 2 divisors, whose sum is σ = 40273726450598. Its totient is φ = 40273726450596.

The previous prime is 40273726450589. The next prime is 40273726450663. The reversal of 40273726450597 is 79505462737204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37807667654436 + 2466058796161 = 6148794^2 + 1570369^2 .

It is a cyclic number.

It is not a de Polignac number, because 40273726450597 - 2³ = 40273726450589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40273726450547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20136863225298 + 20136863225299.

It is an arithmetic number, because the mean of its divisors is an integer number (20136863225299).

Almost surely, 2^{40273726450597} is an apocalyptic number.

It is an amenable number.

40273726450597 is a deficient number, since it is larger than the sum of its proper divisors (1).

40273726450597 is an equidigital number, since it uses as much as digits as its factorization.

40273726450597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88905600, while the sum is 61.

The spelling of 40273726450597 in words is "forty trillion, two hundred seventy-three billion, seven hundred twenty-six million, four hundred fifty thousand, five hundred ninety-seven".