40133516677 has 2 divisors, whose sum is σ = 40133516678. Its totient is φ = 40133516676.

The previous prime is 40133516659. The next prime is 40133516681. The reversal of 40133516677 is 77661533104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38396794401 + 1736722276 = 195951^2 + 41674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40133516677 is a prime.

It is a super-2 number, since 2×40133516677² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40133516617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20066758338 + 20066758339.

It is an arithmetic number, because the mean of its divisors is an integer number (20066758339).

Almost surely, 2^40133516677 is an apocalyptic number.

It is an amenable number.

40133516677 is a deficient number, since it is larger than the sum of its proper divisors (1).

40133516677 is an equidigital number, since it uses as much as digits as its factorization.

40133516677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 40133516677 in words is "forty billion, one hundred thirty-three million, five hundred sixteen thousand, six hundred seventy-seven".