400767129611 has 2 divisors, whose sum is σ = 400767129612. Its totient is φ = 400767129610.

The previous prime is 400767129569. The next prime is 400767129619. The reversal of 400767129611 is 116921767004.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400767129611 is a prime.

It is a super-2 number, since 2×400767129611² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (400767129619) 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, 200383564805 + 200383564806.

It is an arithmetic number, because the mean of its divisors is an integer number (200383564806).

Almost surely, 2^400767129611 is an apocalyptic number.

400767129611 is a deficient number, since it is larger than the sum of its proper divisors (1).

400767129611 is an equidigital number, since it uses as much as digits as its factorization.

400767129611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 44.

The spelling of 400767129611 in words is "four hundred billion, seven hundred sixty-seven million, one hundred twenty-nine thousand, six hundred eleven".