40005287533 has 2 divisors, whose sum is σ = 40005287534. Its totient is φ = 40005287532.

The previous prime is 40005287503. The next prime is 40005287549. The reversal of 40005287533 is 33578250004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36093160324 + 3912127209 = 189982^2 + 62547^2 .

It is a cyclic number.

It is not a de Polignac number, because 40005287533 - 2¹³ = 40005279341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40005287492 and 40005287501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40005287503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20002643766 + 20002643767.

It is an arithmetic number, because the mean of its divisors is an integer number (20002643767).

Almost surely, 2^40005287533 is an apocalyptic number.

It is an amenable number.

40005287533 is a deficient number, since it is larger than the sum of its proper divisors (1).

40005287533 is an equidigital number, since it uses as much as digits as its factorization.

40005287533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 40005287533 in words is "forty billion, five million, two hundred eighty-seven thousand, five hundred thirty-three".