400333300043 has 4 divisors (see below), whose sum is σ = 403485530880. Its totient is φ = 397181069208.

The previous prime is 400333300001. The next prime is 400333300049. The reversal of 400333300043 is 340003333004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 400333300043 - 2¹⁴ = 400333283659 is a prime.

It is a super-2 number, since 2×400333300043² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 400333299991 and 400333300018.

It is not an unprimeable number, because it can be changed into a prime (400333300049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1576115228 + ... + 1576115481.

It is an arithmetic number, because the mean of its divisors is an integer number (100871382720).

Almost surely, 2^400333300043 is an apocalyptic number.

400333300043 is a deficient number, since it is larger than the sum of its proper divisors (3152230837).

400333300043 is a wasteful number, since it uses less digits than its factorization.

400333300043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152230836.

The product of its (nonzero) digits is 3888, while the sum is 23.

Adding to 400333300043 its reverse (340003333004), we get a palindrome (740336633047).

The spelling of 400333300043 in words is "four hundred billion, three hundred thirty-three million, three hundred thousand, forty-three".