40533339877 has 2 divisors, whose sum is σ = 40533339878. Its totient is φ = 40533339876.

The previous prime is 40533339871. The next prime is 40533339937. The reversal of 40533339877 is 77893333504.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30882438756 + 9650901121 = 175734^2 + 98239^2 .

It is a cyclic number.

It is not a de Polignac number, because 40533339877 - 2¹⁵ = 40533307109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40533339871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20266669938 + 20266669939.

It is an arithmetic number, because the mean of its divisors is an integer number (20266669939).

Almost surely, 2^40533339877 is an apocalyptic number.

It is an amenable number.

40533339877 is a deficient number, since it is larger than the sum of its proper divisors (1).

40533339877 is an equidigital number, since it uses as much as digits as its factorization.

40533339877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5715360, while the sum is 52.

The spelling of 40533339877 in words is "forty billion, five hundred thirty-three million, three hundred thirty-nine thousand, eight hundred seventy-seven".