40273236733 has 2 divisors, whose sum is σ = 40273236734. Its totient is φ = 40273236732.

The previous prime is 40273236701. The next prime is 40273236761. The reversal of 40273236733 is 33763237204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30068600409 + 10204636324 = 173403^2 + 101018^2 .

It is a cyclic number.

It is not a de Polignac number, because 40273236733 - 2⁵ = 40273236701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40273236433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20136618366 + 20136618367.

It is an arithmetic number, because the mean of its divisors is an integer number (20136618367).

Almost surely, 2^40273236733 is an apocalyptic number.

It is an amenable number.

40273236733 is a deficient number, since it is larger than the sum of its proper divisors (1).

40273236733 is an equidigital number, since it uses as much as digits as its factorization.

40273236733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 40.

The spelling of 40273236733 in words is "forty billion, two hundred seventy-three million, two hundred thirty-six thousand, seven hundred thirty-three".