402041401223 has 16 divisors (see below), whose sum is σ = 509463582720. Its totient is φ = 308143288800.

The previous prime is 402041401141. The next prime is 402041401259. The reversal of 402041401223 is 322104140204.

It is a cyclic number.

It is not a de Polignac number, because 402041401223 - 2²⁶ = 401974292359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402041401283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42792983 + ... + 42802376.

It is an arithmetic number, because the mean of its divisors is an integer number (31841473920).

Almost surely, 2^402041401223 is an apocalyptic number.

402041401223 is a deficient number, since it is larger than the sum of its proper divisors (107422181497).

402041401223 is a wasteful number, since it uses less digits than its factorization.

402041401223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85595438.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 402041401223 its reverse (322104140204), we get a palindrome (724145541427).

The spelling of 402041401223 in words is "four hundred two billion, forty-one million, four hundred one thousand, two hundred twenty-three".