400525514029 has 2 divisors, whose sum is σ = 400525514030. Its totient is φ = 400525514028.

The previous prime is 400525514003. The next prime is 400525514093. The reversal of 400525514029 is 920415525004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 356406612004 + 44118902025 = 596998^2 + 210045^2 .

It is a cyclic number.

It is not a de Polignac number, because 400525514029 - 2²⁷ = 400391296301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400525514729) 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, 200262757014 + 200262757015.

It is an arithmetic number, because the mean of its divisors is an integer number (200262757015).

Almost surely, 2^400525514029 is an apocalyptic number.

It is an amenable number.

400525514029 is a deficient number, since it is larger than the sum of its proper divisors (1).

400525514029 is an equidigital number, since it uses as much as digits as its factorization.

400525514029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 400525514029 in words is "four hundred billion, five hundred twenty-five million, five hundred fourteen thousand, twenty-nine".