400890263743 has 2 divisors, whose sum is σ = 400890263744. Its totient is φ = 400890263742.

The previous prime is 400890263717. The next prime is 400890263819. The reversal of 400890263743 is 347362098004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400890263743 - 2⁹ = 400890263231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 400890263693 and 400890263702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400890266743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200445131871 + 200445131872.

It is an arithmetic number, because the mean of its divisors is an integer number (200445131872).

Almost surely, 2^400890263743 is an apocalyptic number.

400890263743 is a deficient number, since it is larger than the sum of its proper divisors (1).

400890263743 is an equidigital number, since it uses as much as digits as its factorization.

400890263743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 400890263743 in words is "four hundred billion, eight hundred ninety million, two hundred sixty-three thousand, seven hundred forty-three".