401043210723 has 8 divisors (see below), whose sum is σ = 594138090000. Its totient is φ = 267362140464.

The previous prime is 401043210707. The next prime is 401043210727. The reversal of 401043210723 is 327012340104.

It is a happy number.

401043210723 is a `hidden beast` number, since 401 + 0 + 43 + 210 + 7 + 2 + 3 = 666.

It is not a de Polignac number, because 401043210723 - 2⁴ = 401043210707 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 14853452249 = 401043210723 / (4 + 0 + 1 + 0 + 4 + 3 + 2 + 1 + 0 + 7 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (401043210727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7426726098 + ... + 7426726151.

It is an arithmetic number, because the mean of its divisors is an integer number (74267261250).

Almost surely, 2^401043210723 is an apocalyptic number.

401043210723 is a deficient number, since it is larger than the sum of its proper divisors (193094879277).

401043210723 is a wasteful number, since it uses less digits than its factorization.

401043210723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14853452258 (or 14853452252 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

Adding to 401043210723 its reverse (327012340104), we get a palindrome (728055550827).

The spelling of 401043210723 in words is "four hundred one billion, forty-three million, two hundred ten thousand, seven hundred twenty-three".